Chemical Safety Quiz 1

What is the primary legislation in Singapore governing occupational safety and health?

• Workplace Safety and Health Act (WSHA)

• Chemical Weapons (Prohibition) Act

• Environmental Protection and Management Act (EPMA)

• Hazardous Substances (Control of Export, Import, and Possession) Act

Which type of chemical hazard can cause irreversible damage to living tissue?

• Irritant

• Toxic Agent

• Corrosive

• Carcinogen

What is the most desirable option in hierarchy control to eliminate a hazard?

• Elimination

• Isolation/engineering

• Administrative

• Substitution

What is the purpose of a (Chemical) Fume Hood?

• To store flammable gas lecture bottles

• To protect from chemical fumes, gases, and aerosols

• To ignite on contact with air

• To provide oxygen to a fire

What should be done in case of a major emergency involving chemicals?

• Clean up the spill yourself

• Control access to the area and prevent contact or spread of spill

• Notify fellow workers and supervisor

• Call 999 for fires, explosions, injuries, and unknown vapors

Which type of fire extinguisher is suitable for normal combustibles, flammable liquids, and electrical fires?

• Class F

• Class E

• Class D

• Class ABC

What is the purpose of an Emergency Eyewash / Safety Shower?

• To provide oxygen to a fire

• To wash clothes with soap and water

• To flush affected area for at least 15 minutes

• To protect from chemical fumes, gases, and aerosols

What is the main purpose of working safely with chemicals?

• To control and monitor compliance

• To identify the chemical hazards present in the workplace

• To evaluate the hazards using the MSDS

• To develop safe working procedures for handling and storage

Tags

NGSS.HS-ETS1-3

What is the classification of a chemical spill that you can safely clean up yourself?

• Unknown Vapors

• Simple Spill

• Major Emergency

• High Hazard Spill

What should be done if a fire occurs?

• Report all fires no matter how minor

• All of the above

• Evacuate the building if you are not trained in fire extinguisher use

• Pull fire alarm or Call 999