Vocabulary regarding safety signs

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Across
  1. 2. A synonym for poisonous
  2. 4. A safety helmet is ... if you enter that construction site
  3. 7. You can't drink from that water, it's not ...
  4. 9. The ... point is the place where people gather after a fire exercise
  5. 10. Never use water if your chip pan is on fire. Try using a ... (2 words!) instead
  6. 12. The football player was badly injured. They had to remove him from the field with a ...
Down
  1. 1. To protect your eyes, you have to wear safety glasses or ...
  2. 3. A ... substance, like acids,will eat away most things on which it is spilled
  3. 5. Air pollution can cause ... problems
  4. 6. Wood, rubber, paper and gasoline are ... materials. They can easily catch fire
  5. 8. There's a box in the doorway, be careful you don't ...
  6. 9. Sorry, you can't go any further. No ... for people who don't work here
  7. 11. If you don't feel very well, go to the ... (2 words!) post to have a check up.