SCIENCE 6 - EXERCISE

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Across
  1. 3. nicotine and ... in cigarettes causes the fingers and fingernails to turn yellow
  2. 6. one common painkiller
  3. 8. ... drugs are drugs that help your body
  4. 10. ...is an addictive drug that makes people want to smoke more and difficult to stop
Down
  1. 1. ... are medicinal drugs that kill bacteria or stop them from growing
  2. 2. People who do not smoke can breathe in the smoke from smokers is called ... smoker.
  3. 4. ... are medicinal drugs that help to reliwve pain.
  4. 5. ....acid used to make vinegar and some hair dyes
  5. 7. a deadly substance used in rat poison
  6. 9. one of the effect of smoking is ... diseases