Lab prep and safety

Question 1

What is a hazard?

Answer 1

The ability of a substance/biological agent to cause harm.
Out of your control.

Question 2

What is a risk?

Answer 2

Likelihood of a substance/biological agent to be harmful under specific circumstances.
Can be controlled/limited.

Question 3

COSHH

Answer 3

Control Of Substances Hazardous to Health

Question 4

What is an intrinsic hazard?

Answer 4

Physical/Chemical/Biological e.g. microbes

Question 4

Microbiological

Answer 4

Inhalation

Question 4

What is an extrinsic risk?

Answer 4

How something is used e.g. procedures

Question 4

Chemical

Answer 4

Ingestion

Question 4

Give the risks for the following hazards

Answer 4

Next card…

Question 4

Radioactive

Answer 4

Contact

Question 5

Genetic modification

Answer 5

Release

Question 6

Lasers

Answer 6

Irradiation

Question 7

Electrical

Answer 7

Electrocution

Question 8

Mechanical

Answer 8

Overheating

Question 9

Animal

Answer 9

Unpredictable

Question 10

Sharp edges

Answer 10

Cutting yourself

Question 11

Fire/Heat

Answer 11

Burns

Question 12

How can you minimise general risks in the laboratory?

Answer 12

Clear instructions
Risk assessments/COSHH
Personal Protective Equipment (PPE)
Fire alarm/blanket/extinguisher
Technicians and first-aiders present
Emergency showers

Question 13

Where do used hand towels go?

Answer 13

Green/grey bins

Question 14

Where does ‘safe’ general waste go?

Answer 14

Green bins

Question 15

Where does equipment with bacteria/that requires autoclaving go?

Answer 15

Red bins

Question 16

Where does Genetically Modified (GM) waste go?

Answer 16

Red bins

Question 17

Where do biohazards (infectious materials such as blood) and chemical waste go?

Answer 17

Yellow bins

Question 18

Where does broken glass go?

Answer 18

Blue/grey bins or black dustbins

Question 19

When should safety spectacles/visors be worn?

Answer 19

Handling acids/alkalis/corrosive or hazardous materials.
In solution chemistry laboratories.

Question 20

Why are disposable gloves changed frequently?

Answer 20

To avoid contamination.
Gloves removed to handle other equipment, doorknobs and books.