int speakout 10.1 ethical man

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Across
  1. 4. the grey-black gases coming out of car's pipes (3 Words)
  2. 7. Materials used for making packages
  3. 9. the waste coming out of factories' activities
  4. 11. spray bottles made of tin, such as deodorant
  5. 13. covered by something in order to stop heat, electricity, or sound from going into or out of it
  6. 14. not dangerous for the nature
  7. 15. to give a very serious damage to the nature (3 Words)
  8. 16. two panes of glass in a window, fitted to reduce the transmission of heat, sound, etc
Down
  1. 1. water, natural gas, wind, etc.
  2. 2. things which are used by other people but in a good condition
  3. 3. natural, grown without additional chemicals
  4. 5. something ready and waiting for use
  5. 6. something dangerous
  6. 8. to save, or maintain
  7. 10. the gases coming out of industries (2 words)
  8. 12. passed through a system again for further treatment or use