Green Chemistry Crossword

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