Plant Safety Chapters 5-8

Class C fires are categorized as electrical fires. (True/False)

True

Class A fires involves all of the following except A. Wood B. Paper C. Grease D. Plastic

C

Electrical shock is best described as: A. An electrical discharge equivalent to 1,000,000,000,000,000 hp. B. A spark in excess of 15mA. C. Ventricular fibrillation and paralysis of the respiratory system. D. B & C

C

Flammable liquid has a flashpoint: A. Below 150°F (65.5°C). B. Above 100°F (37°C). C. Below 100°F (37°C). D. Below 50°F (10°C).

C

Water and acid do not respond well to each other. A. Depends on the pH of acid B. Depends on the temperature of liquids C. True D. False

C

A spark can be as hot as __________ and may ignite a flammable mixture. A. 1500°F B. 1600°F C. 1700°F D. 1800°F

A

Aim at the _______ of the fire and use a _______ motion to extinguish the fire. A. Base, sweeping B. Top, circular C. Base, circular D. Middle, up & down

A

Always approach _______ of the fire. This will keep heat, smoke, and extinguishing agent from blowing back on you. A. Upwind B. Downwind C. Crosswind

A

Chronic effect is: A. A slow developing adverse effect (cancer) that may take 10 to 20 years to appear. It typically results after long-term exposure to a chemical. B. Skin irritation or inflammation. C. A fast developing adverse effect (cancer) that may take 10 to 20 years to show up in a test. It typically results after long-term exposure to a chemical. D. A & B

A

DOT codes and abbreviations _____________ used in the official document. A. Cannot be B. Are rarely C. Are frequently

A

Ergonomics is best described as: A. The science that studies how people interact with their work environment. B. Any living organism capable of causing disease in humans. C. Valueless or unwanted sound. D. Dizziness; weak pulse; cool, moist skin; and painful heat cramps.

A

Lethal concentration 50 "LC50" is: A. When the concentration of an airborne chemical reaches the level where it kills 50% of the test animals. B. When the concentration of a chemical kills 50% of the people tested. C. A term applied to chemicals that react violently when they come into physical contact. D. A new poison control system.

A

Most refineries and chemical plants are classified as: A. Class 1, Group D, Division 2. B. Class 2, Group A, Division 3. C. Class 3, Group D, Division 2. D. Class 4, Group C, Division 6.

A

Once a process technician has experienced hearing loss due to industrial noise, they will: A. Never recover B. Recover if removed from the noise hazard C. Require surgery to recover D. Require speech therapy

A

The flashpoint is: A. The dew point B. When bubbles form and vaporization begins C. The highest temperature at which a flammable liquid will produce a rich enough vapor concentration to ignite in the presence of an ignition source. D. The lowest temperature at which a flammable liquid will produce a rich enough vapor concentration to ignite in the presence of an ignition source.

D

The hazards of working with electricity include all of the following except: A. Sparks and arcs B. Static electricity C. Lightning D. Grounding

D

Select one that can cause immediate hearing loss. A. Shotgun B. Turbine C. Pump D. Compressor

A

Select the fire extinguisher you would use on a grease fire. A. Dry chemical B. Water C. CO2 or Halon D. Foam

A

The development of the material safety data sheet (MSDS) is the responsibility of: A. The chemical's manufacturer B. The user C. NIOSH D. OSHA

A

The purpose of the Hazard Communication Standard is to: A. Ensure that the hazards associated with chemicals are evaluated . B. Communicate the hazards of storing flammable materials. C. Protect workers from the catastrophic release of chemicals. D. Document the hazards associated with chemicals and develop material safety data sheets.

A

The responsibilities of NIOSH (National Institute for Occupational Safety and Health) include: A. Testing and certifying protective devices and research in safety and health issues in the workplace. B. Inspecting plant sites. C. Manufacturing protective devices. D. Research in safety and quality issues in the workplace.

A

This industrial accident killed 581 people, including volunteer firefighters. A. Texas City B. Philips C. ARCO D. Bhopal

A

__________ has a flashpoint between 100˚F (38.8˚C) and 200˚F (93˚C). A. A combustible liquid B. Flammable gas C. Anesthetic D. Flammable liquid

A

A chemical hazard communication program is composed of all the following except: A. Written Hazard Communication Program B. PSM audit C. Material safety data sheets D. A hazardous chemical inventory list

B

A single gallon of gasoline will explode with the force of ____ sticks of dynamite. A. 150 B. 72 C. 22 D. 12

B

Confined space ergonomic stresses include all of the following except: A. Repetitive movements B. Fear of enclosed or tight spaces C. Exposure to potentially hazardous environments D. Sitting in a cool enclosed space from long periods of time

D

Detonations are a special type of explosion that are extremely destructive because they: A. Travel at high velocities through plant pipe work and process equipment. B. Travel slowly building high energy before they explode. C. Produce high internal pressure. D. A & C

D

Hearing loss occurs: A. Slowly and painlessly B. Quickly and painfully C. Slowly and painfully D. Quickly and painlessly

A

A corrosive is: A. A chemical that irritates soft eye tissue. B. A chemical that damages human tissue on contact. C. Toxic. D. A chemical that has been determined to be a physical hazard to humans.

B

A fundamental principle of the chemical hazard communication program is that: A. Explosions can be prevented B. Informed people are less likely to be injured by chemicals and chemical processes than uninformed people C. Safety programs save lives D. Accidents can be prevented

B

Dose is defined as: A. Under 50cc. B. The amount of chemical entering or being administered to a subject. C. The maximum allowable human exposure limit for an airborne substance. This amount cannot be exceeded even momentarily. D. Over 50cc.

B

Exposure limit acronyms to various materials include all of the following except: A. TWA B. CET2 C. STEL D. TLV

B

Grounding is best described as: A. Valueless or unwanted sound. B. A procedure designed to connect an object to the earth with a copper wire and a grounding rod. C. Leveling the signals of electrical devices through parallel amplifiers. D. Physically connecting two objects together with a copper wire.

B

Heat stroke is best described as: A. Causing ventricular fibrillation and paralysis of the respiratory system. B. The internal body temperature rising sharply constituting a real medical emergency. C. Dizziness; erratic pulse; warm, dry skin; and painful heat cramps. D. Dizziness; weak pulse; cool, moist skin; and painful heat cramps.

B

Liquid fires depend on a ______________ mixture above the product. A. Liquid slurry B. Gas and air C. Liquid and gas D. Liquid and air

B

One gallon of water can produce _______ gallons of steam. A. 1,200 B. 1,600 C. 2,000 D. 1,000

B

PEL is an acronym for: A. Posted element lost B. Permissible exposure limits C. Posted exposure limits D. Plant eternal light

B

STEL is an acronym for: A. Stainless tempered element load B. Short term exposure limit C. Short time exposure level D. Steel toe element loss

B

Select the fire extinguisher you would use on an ordinary trash fire. A. Dry chemical B. Water C. CO2 or Halon D. Foam

B

The Phillips and ARCO incidents directly led to the development of: A. Hazard communication standard B. Process safety management standard C. Respiratory protection standard D. Emergency response standard

B

The development of a fire includes four stages. Please match this statement to the stage. (increased combustion, smoke, no visible flame) A. The incipient stage B. The smoldering stage C. The flame stage D. The heat stage

B

The primary reason the Texas City incident occurred was: A. The absence of a "no smoking policy" B. Lack of understanding about the chemistry of ammonium nitrate C. Lack of understanding about MIC D. Management and operations disregard for safety systems

B

Toxicology is defined as the science of poisons. A. Dose and response B. The science that studies the noxious or harmful effects of chemicals on living substances. C. The amount of chemical entering or being administered to a subject. D. Surrounding or encircling.

B

When electricity jumps a gap, it is called: A. Static B. A spark C. Arc D. Excess current

B

When water flashes to steam at 100°C, it expands ____________ times its original size. A. 1,000 to 1,100 B. 1,500 to 1,600 C. 2,000 to 2,100 D. 1,700 to 1,800

B

Which is a liquid that is suspected to have an adverse effect on the development of a human fetus? A. Sensitizer B. Teratogen C. Mutagen D. Anesthetic

B

A chemical that is suspected to have the properties required to change or alter the genetic structure of a living cell is a: A. Terotogen B. Pyrophoric C. Mutagen D. Anesthetic

C

A hazardous chemical is defined as: A. LD50 above 50% B. A chemical that has been determined to be an irritant to humans C. A chemical that has been determined to be a physical hazard to humans. D. LD50 below 50%.

C

Acute effect is a chemical that: A. Impacts a remote organ. B. Has a delayed effect on biological tissue. C. Has an immediate adverse effect on biological tissue. D. Has no effect on biological tissue.

C

An acid typically has a pH value between ___________ and a base or caustic has a value between _____________. A. 3.5 pH to 9.6 pH B. Neutral, 0-14 pH C. 0 and 7.0 pH, 7.0 and 14.0 pH D. 7.0 and 14.0 pH and 0 and 7.0 pH

C

Bonding is best described as: A. A procedure designed to connect an object to the earth with a copper wire and a grounding rod. B. A chemical process where two metals combine. C. Physically connecting two objects together with a copper wire. D. A process of welding two or more dissimilar metals.

C

Liquids that are known cancer-causing substances are: A. Highly toxic B. Mutagens C. Carcinogens D. Teratogens

C

Noise is best described as: A. Any sound above 20 dB B. Valueless sound above 140 dB C. Valueless or unwanted sound D. Any sound above 155 dB

C

OEL is an acronym for: A. Open element leg B. Overt enter loss C. Occupational exposure limits D. Ominous exit limit

C

OSHA regulation 29CFR 1910.95 is best described as: A. Right-to-know act B. Isolation of hazardous energy C. Requiring all process technicians who are exposed to over 85 decibels (dB) over an eight-hour "TWA" period be placed in a hearing conservation program. D. Process safety management which requires all technicians to complete an 8-hour program.

C

Select the fire extinguisher you would use on a electrical breaker panel fire. A. Dry chemical B. Water C. CO2 or Halon D. Foam

C

Shipments of hazardous materials are regulated by: A. The Hazardous Materials Identification System (HMIS). B. HAZCOM C. The U.S. Department of Transportation (DOT). D. The National Fire Protection Association (NFPA).

C

The DOT numbering system indicates the: A. Routes to be taken B. Quantity of the hazard C. Hazard's division or classification D. Severity of the hazard

C

The Department of Transportation classifies materials for transportation using nine different categories. These classifications include all of the following except: A. Explosive, poisonous and infectious materials, and gases. B. Radioactive materials, flammable liquids, and corrosive materials. C. Archaeological artifacts, diamonds, and jewels. D. Self reactive, oxides, and peroxides.

C

The Texas City incident on the S.S. Grandcamp ship is best described by the following statement: A. A vapor release of methyl isocyanate that drifted over a city. B. A vapor release and explosion of ethylene, hexane, hydrogen, and iso-butane that completely destroyed the plant. C. An ammonium nitrate fire and explosion. D. A waste water tank, two bad gauges, and a compressor system.

C

The effects of high temperatures include all of the following except: A. Heat exhaustion and painful heat cramps B. Dizziness and weak pulse C. Warm, dry skin D. Cool, moist skin

C

The fundamentals of toxicology include a relationship between: A. The science that studies the noxious or harmful effects of chemicals on living substances. B. Ingestion and inhalation. C. Dose and response D. The amount of chemical entering or being administered to a subject.

C

This system utilizes the four small diamonds arranged so they form one large diamond. A. HAZCOM B. DOT C. NFPA D. HMIS

C

Which is a chemical that ignites spontaneously with air at temperatures above 130˚F (54.4˚C)? A. Corrosive B. Light-ends C. Pyrophoric D. Flammables

C

A hearing conservation program includes all of the following except: A. Monitoring sound levels B. Conducting audiometric tests C. Providing hearing protection D. Giving medical examinations

D

A number of operations require flammable liquids to be kept under pressure. An inert gas like ___________ is frequently used to increase the pressure in a tank. A. Natural gas B. Hydrogen C. Oxygen D. Nitrogen

D

Biological hazards are best defined as: A. Dizziness; weak pulse; cool, moist skin; and painful heat cramps. B. Causing ventricular fibrillation and paralysis of the respiratory system. C. When the internal body temperature rises sharply and constitutes a real medical emergency. D. Including any living organism capable of causing disease in humans.

D

Chemical hazards for liquids include which of the following? (Circle all that apply!) A. Toxic, highly toxic, and target organ effects B. Allergic response, irritants, sensitizers, and corrosives C. Asphyxiation, anesthetic, and neurotoxic D. Carcinogens, mutagens, teratogens, and reproductive

D

Chemical manufacturers are required by the HAZCOM standard to: A. Document the hazard and develop material safety data sheets and warning labels. B. Label, tag, and attach warning documentation to chemicals leaving workplace. C. Analyze and assess the hazards associated with the chemical and develop written procedures for evaluating chemicals. D. All the above

D

Electrical equipment is typically classified into which two groups? A. Reduces the current by placing it in a grounded box B. Produces arcs and sparks under normal use C. Produces arcs and sparks at the instant of failure D. B & C E. A & B

D

Heat exhaustion is best described as: A. Causing ventricular fibrillation and paralysis of the respiratory system. B. The internal body temperature rising sharply constituting a real medical emergency. C. Dizziness; erratic pulse; warm, dry skin; and painful heat cramps. D. Dizziness; weak pulse; cool, moist skin; and painful heat cramps.

D

Legionnaires' disease is best described as: A. A dangerous condition where the body is no longer able to cool itself. B. A biological hazard that is a form of pneumonia caused by inhaling Legionellae bacteria. C. A strain of bacteria that has been found in cooling towers and heat exchangers. D. B & C

D

Noises over ____ decibels can cause permanent hearing loss in a single exposure. A. 100 B. 110 C. 120 D. 140

D

Response is defined as: A. Electronic conversion B. The dose C. Pneumatic conversion D. The toxic effect the dose has upon the subject

D

A confined space is defined as a space large enough so a person can enter, has restricted entry, and is not designed for continuous occupancy. (True/False)

True

Class D fires involves combustible metals such as aluminum, magnesium, and titanium. (True/False)

True

Foam fire extinguishers are used to control flammable liquid fires. (True/False)

True

Ignition temperature the lowest temperature at which an air/hydrocarbon mixture will burn or explode. (True/False)

True

Radioactive materials are highly toxic and may cause genetic damage and cancer in later years to an employee. (True/False)

True