Lab Safety

Which symbol tells you to wash your hands?

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There may be multiple safety symbols that mean the same thing.

• true

• false

This symbol means all of the following EXCEPT

• Plants may be poisonous

• Plants may eat you

• Plants may have thorns

• You may be allergic to plants

Which symbol means "biohazard" and typically refers to medical wastes?

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You should always wash your hands after a lab even if you wear gloves.

• true

• false

It is okay to wear your hair long in the lab if you are not working with fire.

• true

• false

Which piece of equipment is a beaker?

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• 
• 
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Which piece of equipment is a flask?

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Which person is reading the graduated cylinder correctly?

• Person 1

• Person 2

• Person 3

• Person 4

What is the measurement on this triple beam balance?

• 545.7

• 545.5

• 545

• 545.2