Science Exam 1 (Safety rules, hazards, 2d diagrams)

Question 1

Draw the Hazard symbol for irritant.

What does irritant mean?

How can you handle an irritant substance safely?

Answer 1

It means that the substance is irritant or harmful. They will make the skin red or blistered.

You can handle irritant substances safely by washing hands thoroughly under running water after coming in contact with irritant substances.

Question 2

Draw the Hazard symbol for Corrosive.

What does corrosive mean?

How can you handle a corrosive substance safely?

Answer 2

Attacks and destroys living tissues, such as skin and eyes. It also damages surfaces such as tables.

Dilute them, or use multiple paper towels to clean up corrosive spillages.

Question 3

Draw the Hazard symbol for flammable.

What does flammable mean?

How can you handle a flammable substance safely?

Answer 3

Catches fire easily.

Keep flammable substances away from flame.

Question 4

Draw the Hazard symbol for Toxic.

What does Toxic mean?

How can you handle a toxic substance safely?

Answer 4

Toxic or poisonous chemicals mean that they are indigestible and may be fatal if congested, breathed in or absorbed by the skin.

Wear appropriate personal protective equipment (if necessary) to avoid exposure (eye, respiratory or skin) or contact with contaminated equipment/surfaces. Be aware of the typical symptoms of poisoning and first aid procedures. Report any signs of illness or overexposure immediately to the supervisor.

Question 5

Draw the Hazard symbol for oxidising.

What does oxidising mean?

How can you handle an oxidising substance safely?

Answer 5

Provides oxygen to make other substances burn more fiercely/stronger.

Keep away from flame.

Question 6

Draw the Hazard symbol for health hazard.

What does health hazard mean?

How can you handle an health hazard substance safely?

Answer 6

Substances that can attack organs in the body. They can be cancer causing substances, or mutagenic substances.

Avoid contact with skin and eyes at all costs.

Question 7

Draw the Hazard symbol for explosive.

What does explosive mean?

Answer 7

Substances that can self-react or detonate easily.

Question 8

Draw the 2d symbol for a Beaker

Question 9

Draw the 2d symbol for a measuring cylinder

Question 10

Draw the 2d symbol for a funnel

Question 11

Draw the 2d symbol for a Boiling/test tube

Question 12

Draw the 2d symbol for a conical flask

Question 13

Draw the 2d symbol for a tripod

Question 14

Draw the 2d symbol for a bunsen burner

Question 15

Draw the 2d symbol for a heatproof map