Chemistry

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Across
  1. 3. Type of chemical reaction producing heat.
  2. 6. Another name for combustion.
  3. 8. Combustion type due to limited oxygen.
  4. 9. One of the greenhouse gases.
Down
  1. 1. Cleaner fuels producing less CO2.
  2. 2. Combustion creating carbon dioxide.
  3. 4. Taken from a fire using a fire blanket.
  4. 5. Variable that is changing in an experiment.
  5. 6. The colour of a dry powder extinguisher.
  6. 7. Taken from fire with a water extinguisher.