Green Chemistry

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Across
  1. 3. to convert waste into usable material (3R's)
  2. 4. Green chemistry involves in increasing _______ efficiency
  3. 5. Green chemistry design chemicals that _____ after use
  4. 6. a substance that increases the rate of chemical reaction
Down
  1. 1. Green chemistry involves making products _____ for both humans and the environment
  2. 2. _______ resources can be replenished in a short period of time
  3. 7. Green chemistry designs syntheses with little to no _______