Chemistry Lab Safety and Hygiene

What is the purpose of a Material Safety Data Sheet (MSDS)?

• The purpose of a Material Safety Data Sheet (MSDS) is to provide safety information about hazardous materials.

• To outline the financial costs of hazardous materials.

• To serve as a marketing tool for hazardous materials.

• To provide a list of all chemicals in a facility.

What does COSHH stand for in the context of chemical safety?

• Control of Safety Hazards to Health

• Control of Substances Hazardous to Health

• Control of Substances Hazardous to Humans

• Control of Substances for Health

Why is it important to store chemicals properly in a lab?

• To increase the shelf life of chemicals

• To make the lab look organized

• It is important to store chemicals properly in a lab to prevent accidents, ensure safety, maintain chemical integrity, and comply with regulations.

• To reduce the cost of chemicals

What is the threshold vapor concentration?

• The concentration of vapor that causes immediate health effects.

• The average concentration of a vapor in the atmosphere.

• The minimum detectable concentration of a vapor in the air.

• The maximum allowable concentration of a vapor in the air.

What should you do if you spill a hazardous chemical?

• Leave the area and report it later.

• Contain the spill, wear PPE, and follow emergency procedures.

• Ignore the spill and continue working.

• Pour water on the spill to dilute it.

What are the key components of a first aid procedure in a chemistry lab?

• Ignoring safety protocols

• Performing experiments without supervision

• Key components include assessment, safety measures, chemical exposure response, use of safety equipment, and medical assistance.

• Using household items for emergencies

How should flammable chemicals be stored?

• Keep flammable chemicals in open containers.

• Store flammable chemicals in direct sunlight.

• Store flammable chemicals in a cool, dry, well-ventilated area in appropriate containers.

• Store flammable chemicals near heat sources.

What information is typically found on an MSDS?

• Instructions for operating machinery

• Details on employee benefits

• Information on chemical identity, hazards, handling, storage, first aid, and exposure controls.

• Guidelines for office safety

What is the role of personal protective equipment (PPE) in the lab?

• PPE is only necessary for handling non-hazardous materials.

• PPE is used to enhance the aesthetic appeal of the lab.

• PPE is primarily for decoration and does not serve a safety purpose.

• PPE protects lab personnel from hazards and reduces the risk of injury or exposure.

What steps should be taken if a chemical is ingested?

• Drink water to dilute the chemical.

• Call emergency services or poison control immediately.

• Wait for symptoms to appear before acting.

• Induce vomiting immediately without guidance.