Health quiz

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Across
  1. 1. refers to diffuse contamination
  2. 6. colorless, odorless, and tasteless gas that is slightly less dense than air.
  3. 8. second layer of the atmosphere.
  4. 10. type of radiation that is produced by the sun.
  5. 13. arsenic and selenium
  6. 14. Reprocessing Recoverable materials that are organic in nature.
  7. 16. an organic compound that contains only carbon, chlorine, and fluorine.
  8. 18. any technique or method of minimizing the input of energy.
  9. 19. liquid matter suspended in the Earth's atmosphere.
  10. 20. mixture of gases that are composed of nitrogen and oxygen.
  11. 23. enrichment of a water body with nutrients.
  12. 24. produced from a process, such as volcanic eruption.
  13. 25. Examples are Arsenic and Beryllium.
  14. 27. Such inefficient cooking and heating practices produce high levels of household.
  15. 30. molecule composed of three oxygen atom.
Down
  1. 2. Pollution outside the house.
  2. 3. chemical compound with the chemical formula CH4.
  3. 4. portion of carbon dioxide in the atmosphere that is produced directly by human activities.
  4. 5. the release of radioactive substances or high-energy particles into the air, water, or earth.
  5. 7. All nonhazardous solid waste.
  6. 9. compounds of sulfur and oxygen molecules.
  7. 11. they are form in the air when it interact or react with primary pollutants.
  8. 12. is a site for the disposal of waste materials by burial and the oldest form of waste treatment.
  9. 15. identifiable source such as pipe or ditch
  10. 17. a waste treatment process that involves the combustion of organic substances contained in waste materials.
  11. 21. process of converting waste materials into new materials and objects.
  12. 22. examples are tires, plastics and debris.
  13. 26. substance or energy introduced into the environment that has undesired effects.
  14. 28. making smaller amount of waste.
  15. 29. detergent, drugs and bush.