Phar 1144

Question 1

Describe what is meant by a hazardous substance

Answer 1

Hazardous Substances are defined as chemical or biological agents that
pose a physical or health risk.

Question 2

Describe what is meant by a biohazard

Answer 2

Biohazards are defined as organisms that are capable of replication and causing disease in human, animal or plant.

Question 3

Examples of health and physical hazards

Answer 3

Question 4

Outline common laboratory hazards

Answer 4

• Biological, chemical, or radioactive material leading to physical and/or health hazard

Question 5

Briefly describe biological hazards

Answer 5

Biological hazard includes an organism or material of biological origin that could potentially cause harm to humans, animals, or plants.
* Infectious agent and Recombinant DNA (rDNA) are biological hazards producing infection or disease in human, animal or plant.

Question 6

Briefly describe chemical hazards

Answer 6

Chemical hazard includes chemical compounds or material of chemical origin that could potentiallycause harm to humans, animals, or plants.
- They should be limited to the use under a properly working fume hood.
- Chemicals can release hazardous fumes which not only harm the environment, but they can be a
major health threat.

Question 7

Outline some safe practices

Answer 7

• Decontaminate as needed
• Know emergency procedures
• Keep the laboratory neat and clean

Question 8

Define what an MSDS is

Answer 8

• All chemicals/biological agents come with a MSDS.
• Communicates the information necessary regarding
  hazards associated with them.
• Can aid in precautionary measure to take when using them.
• Tell you the information needed for first aid.

Question 10

Define what PPE is

Answer 10

Personal Protective Equipment (PPE)
- Includes gloves, safety glasses, lab coat, masks.

Question 11

Define Sharps - Hazards

Answer 11

• Any instrument, tool, or item that has
  rigid, acute edges, protuberances or corners capable
  of cutting, piercing, ripping or puncturing such as syringes, blades, and broken glass.
• All sharps must be placed into a “sharps bin” labelled either with “Biohazard” or “Infectious Waste”.

Question 12

Briefly outline the fume hood

Answer 12

The fume hood is used with chemicals and preparing solutions.
- The hood is designed to minimize your exposure to airborne contaminants.
- This is not to be used with biohazardous materials.

Question 13

Briefly outline the biological safety cabinet

Answer 13

The biological safety cabinet (BSC) is used as a containment for infectious agents
- Has HEPA filter in the exhaustsystem to protect the environment and yourself.
- It is able to remove both very small and large particles

Question 14

Define an autoclave

Answer 14

An autoclave is a machine that can reach high temperatures to sterilise
agents.

Question 15

Outline the ranges for measuring equipment

Answer 15