Lab Safety and Equipment

What is the role of a safety shower in the laboratory?

• To rinse off chemicals from the body in case of spills.

• To provide a source of drinking water.

• To store hazardous materials safely.

• To extinguish fires caused by flammable substances.

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

• Waft the air toward your nose with your hand.

• Directly inhale the chemical from the container.

• Use a straw to draw the air from the container.

• Smell the chemical from a distance without wafting.

What is the purpose of a fire extinguisher in the lab?

• To safely put out small fires.

• To provide light during power outages.

• To store hazardous materials safely.

• To ventilate the lab environment.

What is this?

• Beaker

• Flask

• Cylinder

• Test Tube

What is this?

• Graduated cylinder

• Beaker

• Test tube

• Pipette

Which glassware is used for measuring and transferring small volumes of liquid?

• Graduated cylinder

• Beaker

• Erlenmeyer flask

• Volumetric flask

Why is it important to label all chemical containers?

• To prevent accidental misuse and ensure safety.

• To make the containers look more appealing.

• To increase the cost of chemicals.

• To comply with government regulations.

What should you do with broken glassware in the lab?

• Pick it up with your hands and dispose of it in the trash.

• Notify your instructor. Then use a broom and dustpan to clean it up, never your hands.

• Leave it for someone else to clean up later.

• Use a wet cloth to wipe it off the table.

What is this?

• Thermometer

• Barometer

• Hygrometer

• Altimeter

Tags

NGSS.HS-PS3-4

Is eating in the lab acceptable if you clean up your mess?

• True

• False

• Only if it's a lab break

• Yes, but only snacks