Buildings, Energy, Air, and Fuels

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Across
  1. 3. primary pollutant that easily evaporates
  2. 4. produced from plant materials (biomass)
  3. 5. heat resistant powder that can hold high electrical charge and is vital for electronic devices
  4. 6. cars using electricity for fuel
  5. 8. monoxide primary pollutant produced from vehicles and wood burning
  6. 11. secondary pollutant that is a component of photochemical smog
  7. 12. versatile vegetable oil used as a raw material for both food and non-food industries
  8. 13. gas hydrocarbons, predominantly methane
  9. 14. dioxide primary pollutant produced from the burning of sulfur containing fuels
  10. 15. primary pollutant made up of small dust and soot
Down
  1. 1. simple and abundant alternative fuel, but technology isn't quite there
  2. 2. C3H8, liquefied petroleum, most used alternative fuel
  3. 7. inversion warm air traps pollutants in the cold air below
  4. 9. liquid fuel of fatty acid alkyl esters that is produced by chemically reacting liquids with an alchohol
  5. 10. primary pollutant that comes from cars, trucks, electricity generation, and industries