CHAPTER 1: Safety Measures in the Laboratory

What is the function of gloves?

• Protect the hands from hazardous chemical substances

• Protect the eyes from hazardous chemical substances

• Protect the feet from chemical substances spills and glass splinters

• Protect clothing from damage

Which of the following is not personal protective equipment on a student?

• Face mask

• Closed shoes

• Long pants

• Goggles

Used to carry out experiments that use substances which are volatile, flammable, poisonous, corrosive or pungent.

What is the Personal protective equipment in the laboratory mention above?

• Eyewash station

• Fume chamber

• Laminar flow cabinet

• Safety shower

Which of the following substances can be disposed of into sinks?

• Grease

• Heavy metals

• Weak acids

• Solid waste

Choose the examples of substances that cannot be disposed of into sinks.

• Hydrogen peroxide

• Carcasses

• Distilled water

• Microbes

• Dilute sodium hydroxide

"Wrapped in absorbent material (tissue paper), packaged well in a biohazard plastic bag and frozen before disposal"

Choose the example of biological waste substance for the above Standard Operating Procedure (SOP) for the disposal of biological waste products .

• Blood

• Gloves

• Syringe

• Lab animal

We have to sprinkle ................... onto the mercury spillage.

• sulphur powder

• bicarbonate powder

• sand

• water

Which type of fire extinguisher can extinguishes all types of fires?

• Dry powder

• Carbon dioxide

• Foam

• Water

Choose two types of fire extinguisher that are suitable to extinguish fires that involves electrical appliances?

• Dry powder

• Carbon dioxide

• Water

• Foam

What is the correct distance of you from the fire when using fire extinguisher?

• 2.0 - 2.5 metres

• 1.0 - 1.5 metres

• 0.5 - 1.0 metres

• 3.0 - 3.5 metres