Introduction to Hazard symbols in Science

1. Hazard Symbols
• Learning Objective:
To explain what hazard symbols mean and why we use them in
science.
Starter: Write down what you think the following symbols mean.
A B C D E
Extension task: Where might you find these symbols?

2. Slippery
road

3. Electricity

4. Slippery
floor

5. Warning!
Science hazard symbols

6. harmful
or
irritant

7. corrosive

8. flammable

9. toxic

10. radioactive

11. explosive

12. biohazard

13. wear
goggles

14. …………….. symbols are used in science
……………………. all over the world. They are
………...... because people can quickly tell that
there may be a ……………….. without having to
read a long sign. It is important to …………….
what each symbol means to stay safe in
science.
DANGER LEARN HAZARD
USEFUL LABORATORIES

15. A. Corrosive
B. Harmful
C. Dangerous
D. X marks the
spot!

16. A. Corrosive
B. Spinning blades
C. Radioactive
D. Biohazard

17. A. Flammable
B. Radioactive
C. New hair cut
D. Biohazard