RE Fundamentals CHAPTER 3: Environmental Issues

Radon is a health hazard because...? - It can be absorbed through the skin and attacks the nervous system. - When it's inhaled, it affects the lung tissue and can damage DNA, and if enough damage is caused, the cells will die. - When it's present, it contaminates the food sources. - It can be transmitted through coughing and sneezing.

When it's inhaled, it affects the lung tissue and can damage DNA, and if enough damage is caused, the cells will die.

What determines a brownfield site? - A brownfield site is what an area is called where nothing is growing because everything is contaminated and sterile. - Extremely big landfills are called brownfield sites. - A brownfield site is an area that is, or could be, contaminated and has the potential to be reclaimed and developed to achieve its highest and best use. - What determines if an area is a brownfield site is the location.

A brownfield site is an area that is, or could be, contaminated and has the potential to be reclaimed and developed to achieve its highest and best use.

Radon is...? - A colorless, odorless gas that comes from dirt, rocks, and water as a result of radioactive decay. - Only found in certain areas of the country. - A heavy metal that is toxic. - A by-product of industrial waste.

A colorless, odorless gas that comes from dirt, rocks, and water as a result of radioactive decay.

Mold is...? - A naturally occurring element, made of microscopic-sized spores, found everywhere, in dust and floating in the air. - Found only on rotting food and decaying plant materials like leaves. - Not a problem if a home is built to be air-tight. - Harmless unless it is consumed, or if a person is super-sensitive.

A naturally occurring element, made of microscopic-sized spores, found everywhere, in dust and floating in the air.

Lead is a naturally occurring element found in ............., ............, and .............. - Basements, attics, elevators - Schools, buses, taxis - Swimming pools, playgrounds, waterslides - Air, water, ground

Air, water, ground

Cathy wants to sell her house located outside the city limits. Buyers may want to have the well tested because...? - Radon occurs naturally and may infiltrate ground water - All of the choices provided are correct - Bacteria, viruses and other contaminates can pollute well water - The EPA does not monitor private wells

All of the choices provided are correct

Sick building syndrome is...? - A building where people are sick of working. - An industrial or commercial building that has indoor air quality issues but no specific cause or identifiable contaminant has been found - A sad-looking industrial or commercial building that has been neglected. - A made-up term that has been proven to be a myth.

An industrial or commercial building that has indoor air quality issues but no specific cause or identifiable contaminant has been found

A recent test on a house came back with a high level of radon, and both the buyer and seller are worried. The inspector is not, however, because...? - He is not responsible for mitigation, just identification. - He knows his test has an error rate of 50%. - Any house with a high level of radon can be fixed, and it's one of the easiest environmental risks to correct. - Radon levels can vary tremendously from hour to hour.

Any house with a high level of radon can be fixed, and it's one of the easiest environmental risks to correct.

When compared to the number of people who get lung cancer from smoking, radon ranks...? - As the second-leading cause of cancer, and smokers exposed to radon have even higher rates of lung cancer. - Way below other causes of lung cancer. - As the top cause, even greater than smoking. - As an insignificant risk, unless the person is a smoker.

As the second-leading cause of cancer, and smokers exposed to radon have even higher rates of lung cancer.

Which of the following is an example of a friable substance? - CFCs - Lead - Asbestos - Radon

Asbestos

Insulation material frequently used in older buildings as pipe wrap, boiler insulation, floor tile, and ceiling coating. May become friable (brittle) with age. In that condition, it may crumble and release particles which, like dust, become airborne. Breathing this material may cause several serious lung illnesses. Removal or encapsulation of the material in buildings is very expensive but necessary to prevent illness. The discovery of it in a building is likely to cause a significant value loss. Disclosure of its presence to a prospective buyer or tenant is likely to be required upon the sale or lease of real estate.

Asbestos https://www.century21.com/glossary/definition/asbestos#:~:text=Asbestos%20is%20a%20material%20that,repairs%20or%20renovations%20are%20required.

Terry had questions for her real estate agent, Ted. She didn't know very much about asbestos and homes, so she wanted to know more. During their conversation, Ted wanted to reassure her with the facts, so he told as much as he knew, including ...? - You can recognize asbestos when you see it - Asbestos can be found in only a few construction materials, such as wall insulation and ceilings - Asbestos was used most often in homes that were built before 1980 because people didn't know the risks - Asbestos, because it was so dangerous, was banned in the United States years ago

Asbestos was used most often in homes that were built before 1980 because people didn't know the risks

A chronic lung disease caused by inhaling asbestos fibers is known as...? - Asbestosis - CFCs - Common cold - Diabetes

Asbestosis

A chronic lung disease cause by inhaling asbestos fibers.

Asbestosis https://www.rockethomes.com/blog/home-selling/selling-a-home-with-asbestos

Because of the potential dangers of UFFI, the government...? - Requires testing for UFFI for every commercial, industrial, or residential building when it's sold. - Has banned the sale and use of UFFI in any application, or for any reason. - Banned the sale of it, but that law was revoked soon after due to lack of evidence documenting proof of the dangers, however, it's not used much in the United States anymore. - Levies heavy fines on any property owner who has UFFI in their building.

Banned the sale of it, but that law was revoked soon after due to lack of evidence documenting proof of the dangers, however, it's not used much in the United States anymore.

Radon is undesirable because...? - It smells really bad. - Based on human and animal studies, radon has been determined to be harmful to people and animals. - When it is in contact with walls, furniture, and carpets, it damages them. - It rises to the highest point in the house and hangs like a dark, toxic cloud.

Based on human and animal studies, radon has been determined to be harmful to people and animals.

The most common way children are exposed to lead poisoning is...? - By playing in their yard. - By chewing on pencils. - By being around adults who have lead poisoning. - By eating or inhaling lead-based paint.

By eating or inhaling lead-based paint.

When testing houses that sit side-by-side, the radon levels...? - Can vary dramatically, because it moves through the water that travels underground. - Will be higher in the older house. - Can be different if one is a two-story and the other a single story. - Will be exactly the same.

Can vary dramatically, because it moves through the water that travels underground.

Asbestos can cause ...? - Hives - Autoimmune disease - Cancer - Diabetes

Cancer

When asbestos has entered the body, it ...? - Can be rejected by the body if the person puts a stop to the contamination - Cannot be removed and might affect other organs - Can be passed to others by coughing and sneezing - Requires chemotherapy and radiation to remove it

Cannot be removed and might affect other organs

A fluid, containing hydrocarbons, that absorbs heat from a reservoir at low temperatures and rejects heat at higher temperatures. When emitted into the atmosphere, cause depletion of the stratospheric ozone layer.

Chloro-flouro Carbons (CFCs) https://en.wikipedia.org/wiki/Chlorofluorocarbon

The Comprehensive Environmental Response, Compensation and Liability Act (CERCLA), or Superfund, was a federal program established in 1980 to...? - Provide large amounts of money, called a "superfund" to property owners who have contaminated property. - Buy polluted property and keep it from being developed. - Allow lawsuits in neighborhoods that have abandoned cars and other trash. - Clean up locations where pollutants were, or could be, hazardous.

Clean up locations where pollutants were, or could be, hazardous.

There are many consequences from a leaking tank, but one of the worst is...? - Finding a suitable replacement. - Contaminated groundwater, because groundwater is the primary source of drinking water for nearly 50% of Americans. - The hassles and inconvenience of cleaning up the environment. - The difficulty in removing the tank from the ground.

Contaminated groundwater, because groundwater is the primary source of drinking water for nearly 50% of Americans.

Chronic toxicity from lead is a result of...? - Sharing food with affected people. - Being around people who have lead poisoning. - Exposure to a large quantity of lead for a short period of time. - Continued exposure to even small quantities.

Continued exposure to even small quantities.

Easily crumbled or reduced to powder. Asbestos is an example.

Friable https://www.landryswarr.com/what-is-friable-asbestos/

Discovering the presence of lead is...? - Relatively difficult, because the only way to know is to taste it, and it's toxic. - Relatively easy, because it is visible to the naked eye. - Difficult, because contamination cannot be tasted, smelled, or seen. - Easy, because lead contamination gives off a distinctive smell.

Difficult, because contamination cannot be tasted, smelled, or seen.

Considered a hazardous material, lead is potentially poisonous and its existence in property is to be disclosed to a buyer. Its presence is often difficult to determine because applications of lead-based paint may have been covered by more recent paint applications that are free from lead. The Residential Lead-Based Paint Act of 1992 requires these two disclosures for houses that may have been painted with its material.

Disclosure of Information on Lead-Based Paint and/or Lead-Based Paint Hazards & EPA Protect Your Family From Lead In Your Home Pamphlet https://portal.ct.gov/DPH/Environmental-Health/Lead-Poisoning-Prevention-and-Control/Disclosure

............. fields can be blocked or hampered by buildings and other obstructions, but ............ fields penetrate people, animals, buildings, and other materials. - Electromagnetic, radar - Non-ionizing, ionizing - Electric, magnetic - Magnetic, electric

Electric, magnetic

Kelly is working with a seller who has found a small amount of mold in the bathroom. What can Kelly tell the seller about how to handle this? - Suggest the seller reduces the selling price by 5% to account for the problem. - Inform the seller that the amount doesn't reach the level regulated by the EPA as unacceptable, so it's nothing to worry about. - Explain to the seller that the Environmental Protection Agency (EPA) has Mold Cleanup Techniques instructions for cleaning small areas. - Take the property off the market because once there is mold, it is completely unsalable.

Explain to the seller that the Environmental Protection Agency (EPA) has Mold Cleanup Techniques instructions for cleaning small areas.

Sam is buying a house that has been remodeled, and he's concerned about possible formaldehyde presence. His real estate agent told him...? - Formaldehyde is still used today in carpets and pressed-wood products, so get it tested. - There is no way to tell if formaldehyde is present in the house or not. - Formaldehyde is no longer used in any materials that go into residential homes, so there's no worry. - Home remodeling materials have been reformulated to eliminate all formaldehyde and they are completely safe.

Formaldehyde is still used today in carpets and pressed-wood products, so get it tested.

Moderately toxic gases or liquids which have been typically used as refrigerators (in air conditioning units) and as aerosol propellants.

Freon https://www.2-10.com/blog/explaining-air-conditioning-freon-ban-buyers-sellers/

Asbestos is either friable or non-friable, and the most dangerous is ...? - Friable, because it can be crumbled and made into a powder - Both are equally dangerous in any circumstance - Non-friable, when it is in a whole state - Neither, because it is only harmful when touched

Friable, because it can be crumbled and made into a powder

What is groundwater? - Groundwater is water in ponds smaller than 10 acres. - Groundwater is water that sits on the ground. - Groundwater is water that is below the earth's surface. - Groundwater is water that accumulates from runoff.

Groundwater is water that is below the earth's surface.

People who are exposed to high levels of carbon monoxide can experience...? - Headaches, drowsiness, nausea, or dizziness, and people with heart problems can feel chest pain, with prolonged intense exposure, possibly leading to death. - High cholesterol, high blood sugar, inability to digest properly, and stomach ulcers. - Euphoria, excitement, increased energy, and delusions of grandeur. - Hives and itchy skin, rashes, or abrasions.

Headaches, drowsiness, nausea, or dizziness, and people with heart problems can feel chest pain, with prolonged intense exposure, possibly leading to death.

Radon is ............. than air. - Heavier - Darker - More permeable - Lighter

Heavier

The difference between high-frequency EMFs and low-to mid-frequency EMFs is...? - High-frequency EMFs are in found power lines, and low-to mid-frequency EMFs can be found in x-rays. - Studies show people can work and live with high-frequency EMFs without ill effects, but that and low-to mid-frequency EMFs can cause cancer. - High-frequency EMFs can damage DNA or cells, while low-to mid-frequency EMFs have not been proven to cause direct damage. - There is no difference between high-frequency EMFs and low-to mid-frequency EMFs since they are both proven hazards.

High-frequency EMFs can damage DNA or cells, while low-to mid-frequency EMFs have not been proven to cause direct damage.

A home that is under contract was found to have a problem with levels of chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs). The buyer has asked Sylvia, the real estate agent, what can be done to remove or remediate the contamination. Sylvia suggests one of the following actions: - Hire trained professionals who use methods described in Environmental Protection Agency (EPA) regulations to remediate. - That the seller gets the property tented for fumigation. - That the property owner open windows and doors, and provide good ventilation to air out the affected areas. - That prior to the closing, the owner removes all appliances, pipes, tubing, and vents from the premises.

Hire trained professionals who use methods described in Environmental Protection Agency (EPA) regulations to remediate.

Lead hazards are most often found in...? - Homes built prior to 1978. - Garages and outbuildings. - New construction, after 2005. - Residential basements.

Homes built prior to 1978.

Lead is hazardous to one's health, and it's found...? - In the air, since it's an airborne contaminant. - Only in areas with new construction. - In pipes and the paint used in many older homes. - Only in areas with high-rise buildings.

In pipes and the paint used in many older homes.

Carol, a new homeowner, is looking for ways to lower the levels of formaldehyde in her home. These are three of the things she can do to help avoid exposure...? - Increase ventilation, ban smoking in the building, keep the temperature and humidity down. - Ban smoking in the building, raise the temperature, and keep the building sealed shut. - Keep all windows and doors closed, don't use air circulation systems, increase humidity. - Increase ventilation, raise the humidity, and keep the interior warm.

Increase ventilation, ban smoking in the building, keep the temperature and humidity down.

Mindy's buyer has found a great piece of property that she's interested in, but it's located on a brownfield site. The buyer wants to know what Mindy thinks about purchasing it. Mindy tells him...? - He should avoid it at all costs, because brownfield sites are toxic and will always be a liability. - Brownfield sites are easy to clean up, so there should be no problem developing it. - It could be a great investment, because all around the county brownfield sites have been cleaned up successfully, and there are often favorable financial incentives for developing such sites. - She can't tell him anything about it because she has never heard of brownfield sites.

It could be a great investment, because all around the county brownfield sites have been cleaned up successfully, and there are often favorable financial incentives for developing such sites.

When a landfill is closed...? - It will be monitored, and the groundwater around it will be monitored for decades to ensure there are no leaks or contamination. - It goes dormant can never be used for any other purpose. - It's always sold for housing developments. - The area is now referred to as a brownfield site.

It will be monitored, and the groundwater around it will be monitored for decades to ensure there are no leaks or contamination.

Tom has popcorn ceilings in his home, which he suspects could contain asbestos. He is a do-it-yourself guy, so he spends the weekend scraping the ceilings and repainting. When Jeff, the buyer, asks about it, Tom assures him there is no further need for testing, because he's removed the problem. As the real estate agent for the buyer, Sam suggests ...? - Jeff should have a professional test the rooms since fibers could now be loose and create issues - Jeff should have the whole house repainted - Jeff should back out of the deal, because who knows what else could be happening? - Jeff should take Tom at his word, since the ceilings look fine now

Jeff should have a professional test the rooms since fibers could now be loose and create issues

Which of the following was commonly used in paint in older homes? - CFCs - Lead - Asbestos - Radon

Lead

A metal once common in plumbing pipes and paint, but now considered a hazardous substance. Home sellers must disclose any knowledge they have of its presence. When paint peels, the peelings may be ingested by small children which is hazardous to their health.

Lead https://www.nar.realtor/lead-based-paint

Studies done on workers in industrial jobs and mortuaries found that high exposure to formaldehyde can cause...? - Hiccups, sneezing, and the chills for people with compromised immune systems. - Headaches and loss of memory in older people. - Fatigue, intestinal problems, and seizures, especially with children. - Neurological complications, myeloid leukemia, and it is implicated in rare cancers like sinonasal and nasopharyngeal cancer.

Neurological complications, myeloid leukemia, and it is implicated in rare cancers like sinonasal and nasopharyngeal cancer.

The sellers of a home that was found to have lead present are willing to do the remediation work themselves. They would do it for nothing. Is this a good idea...? - Maybe, if the buyers and sellers put the terms in writing. - Yes, because it's a win-win for everyone. - Yes, because the homeowner knows where the problems are, and they can fix them quickly. - No, because contractors working on lead repairs and remediation should be done by EPA- or state-approved Lead-Safe Certified renovation firms.

No, because contractors working on lead repairs and remediation should be done by EPA- or state-approved Lead-Safe Certified renovation firms.

Both past and present owners may be held accountable by the EPA for cleaning up hazardous conditions that threaten clean air and water. For this reason, it is risky to convert manufacturing sites to residential sites without...? - Getting a verbal statement from sellers that they will pay for hazardous remediation if problems arise after the sale. - Obtaining a complete history of the property ownership and use. - Ordering an air quality survey. - Testing for all known ground contaminants.

Obtaining a complete history of the property ownership and use.

The potential buyer of a property, which has a registered tank that falls under the federal regulations, wants to know what his responsibilities will be if he becomes the new owner. His real estate agent tells him...? - He has no responsibility because he did not install the UST. - He will have to get special insurance to cover the liability, and then he will be free of any responsibility no matter what happens. - He should call the owners or their real estate agent to get the facts. - Owners must prove they have the money to pay for cleanup costs, if needed, and have the means to provide compensation to people who might be harmed.

Owners must prove they have the money to pay for cleanup costs, if needed, and have the means to provide compensation to people who might be harmed.

Groundwater is important because...? - It keeps the rivers and lakes full. - People rely on it for drinking water, and it's also used to irrigate crops. - It keeps the earth cool. - It's a breeding ground for beneficial bacteria.

People rely on it for drinking water, and it's also used to irrigate crops.

Meghan is negotiating a deal to buy an abandoned property "as is" from a mortgage company. Her agent advises her to ask the seller to remove some old metal drums with an unknown liquid in them, which have been stored in a shed. Her reasoning is that...? - The agent is a tough negotiator and is trying to save Meghan time and money. - She is concerned about the cost of disposal. - The mortgage company is required to deliver the home ready for occupancy. - People who transport substances on the EPA's National Priorities List may be subject to penalties and fines.

People who transport substances on the EPA's National Priorities List may be subject to penalties and fines.

In addition to disclosing what they know about lead hazards, sellers must...? - Take a class on lead-based paint dangers. - Repaint the house with non-lead-based paint. - Request a release from the buyers, relieving them of all liability. - Produce any records or reports they have about lead-based paint or related hazards.

Produce any records or reports they have about lead-based paint or related hazards.

When the real estate agent is representing the buyer, regarding the question of lead, they need to...? - Go through the house with the buyer and look for signs of lead presence. - Help the buyer save money wherever they can. - Provide the buyer with an EPA pamphlet called Protect Your Family from Lead in Your Home. - Let the buyers do their own research and don't offer any resources or guidance.

Provide the buyer with an EPA pamphlet called Protect Your Family from Lead in Your Home.

A naturally appearing (not man-made) gas has that may contaminate water or air in buildings. Studies from mines have indicated a correlation between radon and lung cancer in humans. Homes that are too well insulated may trap this gas, increasing its concentration. A pipe that serves to vent it, especially from the basement to the roof, is often suggested to prevent its buildup.

Radon https://www.newjerseyrealestatenetwork.com/home-buyer-radon-protection/

The buyers of a brand-new house like the fact that it's airtight, which cuts down on heating and cooling costs. They figure that by keeping it closed, they will not allow radon to enter the house. The real estate agent explains...? - Radon can only get into the house through water, so they need radon filters if they want to keep the radon out. - Radon commonly enters the house through the soil, and newer homes, with air-tight construction can have increased levels because the radon gets trapped. - They are correct, keeping the house closed up will eliminate any radon problem. - New homes don't have radon.

Radon commonly enters the house through the soil, and newer homes, with air-tight construction can have increased levels because the radon gets trapped.

Joe is a real estate agent, and his buyers are worried about EMFs. Joe knows there is a cell tower in the area, and he thinks it might be a problem. He doesn't want to lose the sale, but to protect himself, and in the best interest of the buyer, Joe should...? - Recommend the buyers include a test for EMFs in their inspection requirements. - Send the buyers some articles from the internet that will reassure them. - Find another house for the buyers to purchase. - Tell the buyers about the cell tower but assure them that, since the U.S. has no regulation against it, it's not a problem.

Recommend the buyers include a test for EMFs in their inspection requirements.

The Federal Water Pollution Control Act of 1948 was amended in 1972 and became known as the Clean Water Act (CWA), and it...? - Sets standards for wastewater, establishes standards for contaminants, and regulates pollutant discharges into the water. - Is the final word on defining and regulating clean water and cannot be amended. - Has eliminated all environmental hazards and ensures water everywhere is clean. - Relaxed many of the previous restrictions and requirements.

Sets standards for wastewater, establishes standards for contaminants, and regulates pollutant discharges into the water.

Joe is buying a house that currently uses an underground storage tank to hold heating oil, and he wants to know what rules and regulations apply. According to the EPA...? - Those types of storage tanks are no longer allowed, and he'll have to remove it and remediate the area. - Tanks holding heating oil for a residence have to be inspected every three years and certified, according to federal rules. - Tanks used for the storage of heating oil for consumptive use on the premises where it's stored are excluded from federal UST regulations, but there could be local or state regulations to follow. - A test for leaks has to be made every year, and the tank must be licensed by the EPA for use.

Tanks used for the storage of heating oil for consumptive use on the premises where it's stored are excluded from federal UST regulations, but there could be local or state regulations to follow.

Joe is a real estate agent, and his buyers are worried about EMFs. Joe knows there is a cell tower in the area, and he thinks it might be a problem. He doesn't want to lose the sale, but to protect himself, and in the best interest of the buyer, Joe should...? - Find another house for the buyers to purchase. - Tell the buyers about the cell tower but assure them that, since the U.S. has no regulation against it, it's not a problem. - Send the buyers some articles from the internet that will reassure them. - Recommend the buyers include a test for EMFs in their inspection requirements.

Tell the buyers about the cell tower but assure them that, since the U.S. has no regulation against it, it's not a problem.

Peggy is buying a house, and she's concerned about radon. The seller had a radon test done several years ago and offers it to Peggy as proof the house doesn't have notable levels. Her real estate agent tells her...? - That she should have the house retested because radon levels can change. - That the seller is trying to trick her, and she should not purchase the house. - That the seller's test is enough to assure her that the levels are safe. - That the test was done by a local service that is no longer in business, so it's not valid.

That she should have the house retested because radon levels can change.

Since lead can be present in drinking water, the best way to find out is...? - Ask the sellers. - If lead is in drinking water, it will be flammable. - The only way to determine if there is lead in drinking water is to have it tested. - The only way to know if lead is in drinking water is to taste it.

The only way to determine if there is lead in drinking water is to have it tested.

Sellers only have to disclose information about USTs when...? - They are selling the house, because sellers always have to disclose anything and everything they know about USTs on the property. - The UST is currently in use. - Directly asked, otherwise sellers never have to disclose anything about USTs because they aren't considered part of the house. - The UST is no longer in use.

They are selling the house, because sellers always have to disclose anything and everything they know about USTs on the property.

The sellers have prepared their home for sale, and one of the things they've done is to repaint. They believed that the new paint would take care of any problems in the old paint. When the inspector tested, he found that the paint that was covered up did contain lead. What should the buyers and sellers do now? - The sales contract should be canceled and the deposit returned to the buyer. - The sellers are guilty of trying to cover up a problem, so the buyer should sue them. - The home should be painted again to seal up the bad paint. - They can negotiate the ways they want to solve the problem, and a post-remediation inspection can verify the issue is resolved.

They can negotiate the ways they want to solve the problem, and a post-remediation inspection can verify the issue is resolved.

What was the primary EPA objective in establishing the Clean Water State Revolving Fund? - To increase federal authority over state development and building expansion near navigable waters. - To empower states to proactively manage water quality. - To modernize wastewater treatment plants. - To reduce the manufacture and sale of harsh chemicals.

To empower states to proactively manage water quality.

Nancy's buyers are moving from another state, and they don't know anything about radon, but as their real estate agent, she advises them...? - That radon is only a problem in older homes. - That if they don't see or smell radon, there isn't any radon in the home. - To have a radon inspection requirement included in the home inspection contingency. - The home they want was built to be radon-resistant, so there is no need for a test.

To have a radon inspection requirement included in the home inspection contingency.

Tank below ground level that stores liquids, including fuel products (gasoline, diesel fuel, heating oil), industrial products, or waste. Leaks of hazardous products from such tanks could contaminate the environment, including soil and water supply.

Underground Storage Tank (UST) https://www.dep.pa.gov/Business/Land/Tanks/Underground-Storage-Tanks/Pages/default.aspx

An effective insulating material that can be injected into a wall through a small opening. The foam expands within the cavity to fill it. However, the insulation may release formaldehyde gas, which may be hazardous. Once thought to be an effective product, it became known as "shrink and stink" and is now generally considered undesirable. At one time it was banned for use in homes and schools, but the ban was lifted because assertions of health threats were not proved.

Urea Formaldehyde Foam Insulation (UFFI) https://inspectapedia.com/insulation/UFFI_insulation.php

When Lead-Safe Certified renovators work on lead remediation, they...? - Consult with the homeowner about where the main problems are. - Offer a discount if there are more than five rooms in the house. - Use approved work practices such as containing the work area, using HEPA vacuum attachments, and disposing of the waste correctly. - Do the work in 24 hours.

Use approved work practices such as containing the work area, using HEPA vacuum attachments, and disposing of the waste correctly.

Mary is the sales agent on a home that was built before 1978. It's likely there is lead present in the house somewhere. The sellers have no knowledge of any lead, and they are very healthy. Should Mary suggest the buyers get the home tested? - No, because it's another expense for the buyers, and they are already stretched thin financially. - No, because there is no reason to go looking for problems. - Yes, because pre-1978 homes are known to have lead, and it's a good way to protect all parties. - It doesn't matter, if the sellers don't know anything about lead, they have no responsibility if it comes up later.

Yes, because pre-1978 homes are known to have lead, and it's a good way to protect all parties.

Asbestos was used ...? - to cover holes - to make concrete - to reinforce walls - to insulate

to insulate