Laboratory Symbols - Grade 7 Science Chemistry

This PowerPoint contains the different laboratory symbols and safety measurements. This symbol serves as the guidance and safety measure we should follow inside the science laboratory.

1. Lab symbols

2. Explosive

3. This symbol means that a substance is self-reactive and can explode if not handled correctly.

4. Harmful or Irritant

5. The word “ irritant ” means that the chemical may give you a rash if you get it on you or make you choke if you breathe it in.

6. Corrosive

7. This chemical will attack your skin if u get on you.( Eats )

8. Highly flammable

9. This chemical will catch fire easily.

10. Environmental danger

11. If used wrongly, it could cause harm to the aquatic environment .

12. Toxic

13. Poisonous can kill.

14. Biohazard

15. There is some type of living thing in an area which may make you ill .

16. Eye protection must be worn

17. Reminds you to wear safety glasses or goggles .

18. Wash your hands

19. Wash your hands after you have done an experiment .

20. Electric shock

21. Causes electric shock if handled incorrectly.