Safety Procedures in the Science Laboratory

What is the purpose of personal protective equipment in a laboratory?

• To enhance the appearance of the lab

• To reduce the cost of materials

• To provide protection from hazards

• To increase the speed of experiments

Which of the following is NOT a type of personal protective equipment mentioned?

• Safety goggles

• Lab coat

• Fire extinguisher

• Gloves

What type of waste can be disposed of in the sink?

• Solid waste

• Hazardous chemicals

• Radioactive materials

• Low concentration non-hazardous liquids

Which of the following is a type of biological waste?

• Animal carcasses

• Glassware

• Used paper towels

• Plastic containers

What should you do if you encounter a small fire in the lab?

• Evacuate the building immediately

• Use the appropriate fire extinguisher

• Ignore it and continue working

• Use water to extinguish it

Which class of fire involves flammable liquids?

• Class B

• Class D

• Class C

• Class A

What is a recommended practice for electrical safety in the lab?

• Overload electrical circuits

• Keep electrical equipment away from flammable materials

• Use any wattage bulb

• Charge devices on beds

What is the first step in managing an accident in the lab?

• Assess the situation

• Continue with the experiment

• Ignore it

• Call for help

Which of the following is a characteristic of Class D fires?

• Involves flammable liquids

• Involves electrical equipment

• Involves organic materials

• Involves combustible metals

What should be done with sharp objects in the lab?

• Leave them on the table

• Place them in a designated sharps container

• Dispose of them in regular trash

• Recycle them