Lab safety review scenarios

Jodi is leaning over a lit burner with her hair hanging down. What is the safest correction?

• Spray her with a fire extinguisher immediately

• Tie back her hair and wear goggles

• Have her lean closer to watch carefully

• Pour water on the flame

Mac is heating a test tube. Where should he point it?

• Towards himself

• Towards a classmate

• Towards the ceiling

• Away from himself and others

Which piece of equipment should be used to put out a fire on a person?

• Fire extinguisher

• Safety shower

• Emergency fire blanket

• Goggles

What is the correct way to smell chemicals in a lab?

• Stick your nose directly in the container

• Ask a classmate to smell first

• Waft the fumes toward your nose with your hand

• Sniff quickly before it evaporates

Why is Sarah’s behavior unsafe?

• She is eating in the lab

• She is mixing unknown/unlabeled chemicals

• She is not wearing gloves

• She is walking too fast

What should Andrew NOT be doing in the lab?

• Taking notes

• Eating food

• Wearing goggles

• Cleaning glassware

What is wrong with Kwan’s technique?

• He is using too much liquid

• He is using his mouth

• He is pipetting known chemicals

• He is using gloves

Who is using the correct pipetting method?

• Kwan

• Evelyn

Which of the following is an unsafe activity in the lab?

• Wearing protective goggles

• Playing around with lab equipment

• Keeping aisles clear of obstructions

• Storing test tubes in the proper location

Food and drinks in the lab are dangerous because:

• They distract students from their work

• They can become contaminated with chemicals

• They are messy

• They block aisles