Health and safety

What is the primary purpose of a risk assessment in a scientific environment?

• To identify potential hazards
• To increase efficiency
• To train staff
• To purchase equipment

Which of the following personal protective equipment (PPE) is commonly required in laboratories?

• Hard hats
• Safety goggles
• Steel-toe boots
• High-visibility vests

What is the recommended way to handle chemical spills?

• Ignore it
• Clean it immediately without reading safety guidelines
• Follow the laboratory’s spill response procedure
• Use water to dilute it

What does the acronym COSHH stand for?

• Control of Substances Hazardous to Health
• Chemical Operations Safety and Health
• Control of Safety Hazards
• Care of Substances Harmful to Health

Why is proper ventilation important in a laboratory?

• To reduce fire hazards
• To maintain a comfortable temperature
• To remove harmful fumes and vapours
• To save energy

What should you do if you discover faulty electrical equipment?

• Attempt to fix it yourself
• Stop using it immediately and report it
• Continue using it cautiously
• Disconnect it and leave it unattended

What is the safest way to store flammable chemicals in a laboratory?

• In a fume cupboard
• In a secured, ventilated flammable storage cabinet
• On open shelves
• In a refrigerator

When lifting heavy objects, what is the correct technique to avoid injury?

• Bend from the waist
• Use your legs to lift, keeping your back straight
• Lift quickly to minimise effort
• Twist your body while lifting

What does a yellow warning sign with a black exclamation mark indicate?

• Radiation hazard
• General caution
• Biohazard
• Flammable material

Why is it important to label all chemical containers correctly?

• To save time during experiments
• To comply with legal requirements
• To ensure safe handling and prevent misuse
• To make the laboratory look organised