Green Chemistry Crossword

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Across
  1. 3. Natural and highly effective cleaning product
  2. 4. Leave no waste to treat or clean up.
  3. 5. Who is the father of green chemistry?
  4. 7. Is seen as a promising technique for achieving green chemistry goals.
Down
  1. 1. Chemicals that are less hazardous to human health and the environment are
  2. 2. The design of chemical products that reduce the use or generation of hazardous substances.
  3. 6. how many principles does green chemistry have?