Title: Safety Signs (Safety Symbols)

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Across
  1. 3. This is an example of an irritant or harmful substance.
  2. 7. Another word for 'poisonous'.
  3. 8. Simple pictures which warn people of possible dangers are called __________ signs.
  4. 10. Safety signs are found here.
  5. 11. Means that the substance can burn you or damage materials like clothes and metals.
  6. 14. Means that the substance provides oxygen which which allows other substances to burn more fiercely. Oxidizing substances give off a lot of heat when reacting with other substances.
  7. 16. This is an example of an oxidizing
  8. 18. Means that the substance gives off invisible rays that can damage living cells in our body and can cause cancer.
  9. 19. This is an example of a poisonous substance.
  10. 20. Another name for sodium hydroxide is __________ soda.
  11. 21. Means that the substance can catch fire (ignite) easily.
  12. 22. This is an example of a radioactive substance.
Down
  1. 1. This substance is an example of a flammable substance.
  2. 2. A danger or risk; anything that can cause harm.
  3. 4. Means that the substance may explode if it comes in contact with a flame or heat. They may also explode due to a sudden shock or friction.
  4. 5. Safety signs are are also called safety __________.
  5. 6. Safety signs usually have a __________ triangle with a black pictogram or symbol on a yellow background with a black border.
  6. 9. Means that the substance can be used to cause harm if you swallowed, inhaled or absorbed through the skin.
  7. 12. An example of a hazard.
  8. 13. This acid is an example of a corrosive substance.
  9. 15. This is an example of an explosive substance.
  10. 17. A substance that can cause injuries to the skin, eyes and airway.