Lab Safety Review EML

Front

What is the purpose of a pipette in a laboratory?

Back

To measure and dispense small amounts of liquids.

Front

Is it safe to draw liquid into a pipette using your mouth?

Back

No, it is unsafe and should never be done.

Front

What should you do before inserting a glass tube into a rubber stopper?

Back

Lubricate the tube with water or glycerin.

Front

What is the safest method to insert a glass tube into a rubber stopper?

Back

Carefully twist the tube and the stopper.

Front

What type of protection do personal eyeglasses provide in a lab?

Back

They do not provide adequate protection; safety glasses or goggles are required.

Front

What should you avoid when using flammable materials like alcohol?

Back

Using them near an open flame.

Front

Is it safe to leave a burner on without supervision?

Back

No, it is unsafe and should never be done.

Front

What type of goggles should be used for chemical protection?

Back

Chemical splash goggles.

Front

What is the role of safety glasses in a laboratory?

Back

To protect the eyes from chemical splashes and flying debris.

Front

What should you do if you spill a chemical in the lab?

Back

Follow the lab's safety protocols for spills and notify the instructor.