Hazard Symbols and Safety in the Lab

What does this symbol indicate?

• Corrosive substances

• Wash your hands.

• Wear appropriate gloves.

• Bacteria are present.

• Poison/Toxic
• Bio Hazard
• Radioactive
• Corrosive

Tags

NGSS.MS-PS1-2

What footwear is best in the laboratory?

• shoes appropriate for the weather

• open-toed shoes

• closed-toed shoes

• sandals

If you are not sure what to do during a lab activity:

• guess
• change lab partners
• ask a teacher
• just sit quietly and do nothing

You should never ______ chemicals in the lab. 

• taste
• touch
• smell
• all of the above

This lab student is wearing her googles and an apron. But what is she doing wrong?

• Pointing the test tube toward her while heating it.

• She actually is doing everything correctly.

• Her loose hair is too close to the fire.

• Not paying attention

Identify the Image

• Radioactive

• Flammable

• Biological hazard

• Toxic

What does this safety symbol mean?

• Harmless to trees and fish

• Harmful to non living things

• Harmful to living things

• Harmless to non living things

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

What does this safety symbol mean?

• flammable

• oxidising

• hot

• explosive

What does this safety symbol mean?

• cross

• harmful / irritant

• sharp

• chemical