Laboratory Safety Review

Flammable materials, like paper, should never be used near an open flame

• True

• False

• True only if it's too cold in the lab

If a laboratory fire erupts, immediately

• notify your instructor.

• run for the fire extinguisher.

• throw water on the fire.

• put on sunglasses because it is too bright in the room

After an experiment is complete, how should you dispose of any lab or chemical waste?

• leave it at your lab station for the next class.

• dispose of it safely according to instructions

• dump it in the sink.

• take it home for a snack

You are heating a piece of glass and your lab partner decides to touch it with their hands. Your lab partner is following proper lab safety rules

• True. It is always safe to touch hot things with your hands only

• False. Touching hot things without tongs or special heat-proof gloves could cause an injury

Long hair in the laboratory must be

• dyed blonde to match your lab apron

• held back by your lab partner to remain safe

• cut off immediately

• tied back and out of the way to avoid any harm

In a laboratory, the following should not be worn. Choose all correct answers

• oversized hoodie

• really long necklace

• lab apron

• safety goggles

• flip flops

The following footwear is best in the laboratory.

• sandals

• open-toed shoes

• Sneakers

• Boots

If a piece of equipment is not working properly, you should stop, turn it off, and tell your

(a)  

If an acid is splashed on your skin, you should wash at once with:

• soap

• oil

• fruit smoothie

• plenty of water

When you finish working with chemicals, biological specimens, and other lab substances, you should always lick your fingers

• True

• False

• True if you also ate some Hot Cheetos