Lab Flow Safety Quiz

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In case of accidental contact with chemicals, how long should the eyes be flushed at the eyewash station?

15 minutes

A student removes a chemical sample from a reagent bottle to be used in an experiment. What should he do with any excess chemical remaining from this sample after the experiment is complete?

Check and see if anyone else can use the chemical. If not, discard in the proper waste container.

What are the best practices for safely handling waste in the lab?

Check labels or instructions before any disposal Always wear appropriate Personal Protective Equipment

What is the first step for response to an emergency situation?

Remain calm and quiet, gather information, and assess the situation.

Determine where to dispose of each type of waste: syringe tips

Sharps container

Read each statement regarding food and beverages in the lab and determine if each is true or false. Food items should not be brought into the lab.

True

Read each statement regarding food and beverages in the lab and determine if each is true or false. Tobacco products of all kinds are prohibited in lab.

True

What information does not need to be included on a chemical waste label?

A description of the experiment the chemicals were used for

How should students prepare to use chemicals in the lab?

Become familiar with the chemicals to be used, including exposure or spill hazards Locate the spill kits and understand how they are used

Determine when to put on disposable gloves for work in the lab.

Before handling any glassware or chemicals for the experiment

Determine where to dispose of each type of waste: broken flask

Box lined with puncture resistant bag

Which signs are typically posted in areas of active lab work?

Chemical storage Safety equipment signs Sign prohibiting food and drink Personal protective equipment (PPE) sign

Determine where to dispose of each type of waste: titrant solution

Nalgene bottle with cap

Most laboratory chemical spills are cleaned up in a similar manner, but acid and base spills require an extra step. What is this extra step?

Neutralize the spill before cleaning it up

What is generally the best approach when liquid from a large reagent bottle is needed in an experiment?

Pour some of the reagent from the bottle into a beaker, then use as needed in the procedure.

It is often helpful to remember the acronym PASS when using a fire extinguisher. Fill in the word that corresponds with each letter to complete the steps needed for operation of this device. P:__________the pin. A:_______ the nozzle at the base of the fire. S:________the lever slowly. S:________the spray from side to side over the fire.

Pull, Aim, Squeeze, Sweep

Determine where to dispose of each type of waste: unused solid reagent

Solid waste container

Determine the best way to deal with each of the following items that may dangle into the way during lab work: flowy sleeves

Tie back or secure

Determine the best way to deal with each of the following items that may dangle into the way during lab work: long hair

Tie back or secure

Read the Safety Data Sheet (SDS) (click the SDS icon below) of hydrogen peroxide to identify the type of eye protection recommended when handling this substance.

Tightly fitting safety goggles

What information is needed in order to be prepared for an emergency?

Understanding of where to go should an emergency occur Contact information for emergency personnel Location of all exits Location of lab phone and first aid kit

Determine when you should remove your goggles in the lab room.

When everyone in the room is done handling any chemicals or glassware

When should you start a new chemical waste container in the lab?

When the contents of the current container are a couple inches below the brim of the container

If you drop or break glassware in lab, first ________. Then, _______ Finally, place all that material into the ________

get thick gloves or dustpan carefully collect all the broken glassware broken glass container

Changing gloves often will minimize the spread of chemicals. To properly remove gloves, first, ____________, and then, ______________ Then insert ___________ between the interior edge of the second glove and the skin, and remove the second glove.

grasp the exterior of one glove with a gloved hand peel off the first glove a bare finger

Determine which items of personal protective equipment (PPE) you will likely use in a general chemistry lab.

nitrile gloves labcoat safety goggles

Identify the safety equipment designed to deal with each emergency listed: chemicals on clothes

safety shower

Determine the best way to deal with each of the following items that may dangle into the way during lab work: long earrings

Remove

Determine the best way to deal with each of the following items that may dangle into the way during lab work: long necklaces

Remove

Determine the best way to deal with each of the following items that may dangle into the way during lab work: loose bracelets

Remove

What should you do every time before you leave the lab?

Remove your labcoat, if you are wearing one Wash your hands Remove your gloves

Match each lab incident to the item of PPE that will protect you from it. Each item of PPE will only be used once. While pulling an empty beaker off the shelf at the beginning of lab, it slips out of your hand onto the floor.

Closed-toe shoes

Identify the section in which each type of information can be found on a Safety Data Sheet: recommended personal protective equipment (PPE)

Exposure Controls/Personal Protection

Read each statement regarding food and beverages in the lab and determine if each is true or false. Beverages are allowed in lab as long as they are in containers with lids.

False

Read each statement regarding food and beverages in the lab and determine if each is true or false. Chewing gum is okay in the lab as long as you don't blow bubbles.

False

Identify the section in which each type of information can be found on a Safety Data Sheet: recommendations in case of accidental contact with the chemical

First Aid Measures

Match each lab incident to the item of PPE that will protect you from it. Each item of PPE will only be used once. While picking up a buret, an unknown solution left by a previous solution drips onto your hand.

Gloves

Identify the section in which each type of information can be found on a Safety Data Sheet: incompatibility or reactivity with other chemicals

Handling and Storage

Which is NOT a good source of information about the hazards that affect waste disposal in a chemistry lab?

Your lab partner

When an alarm sounds in the laboratory, it is important to respond ____________ and remain _____________. Listen for any other instructions, turn off any ____________in use, and be prepared to leave immediately.

calmly quiet equipment

In general, which characteristics are necessary for a location to be suitable for chemical storage?

cool dry dark

Identify the safety equipment designed to deal with each emergency listed: chemicals in eyes

eyewash station

Identify the safety equipment designed to deal with each emergency listed: fire on a person

fire blanket

Identify the safety equipment designed to deal with each emergency listed: large fire on the benchtop

fire extinguisher

Identify the safety equipment designed to deal with each emergency listed: cuts or minor burns

first aid kit

Match each lab incident to the item of PPE that will protect you from it. Each item of PPE will only be used once. While checking on a stirring solution, the solution splashes up towards your face.

Goggles

Identify the section in which each type of information can be found on a Safety Data Sheet: possible dangers and health effects

Hazards Identification

Read the Safety Data Sheet (click SDS icon below) of hydrogen peroxide to identify the recommended way to store this substance.

In a tightly closed container in a dry and well-ventilated place

Match each lab incident to the item of PPE that will protect you from it. Each item of PPE will only be used once. While transferring a solution from a flask to a beaker, the solution accidentally spills down the front of the lab bench.

Lab coat

Identify the precautions to take with exits in the lab.

Locate the exits prior to the start of lab Do not block a door with an EXIT sign

Which steps are necessary for cleaning a spill involving broken glass?

Stop the spread of the spill Soak up any spilled liquid with absorbent material Pick up large pieces of glass with gloved hands

Determine the safest option in the lab if you need your vision to be corrected.

Wear corrective glasses or lenses under your safety goggles for the whole experiment, but always check with your TA or Instructor for your school's policy


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