environmental protection

12345678910111213141516171819
Across
  1. 2. equipment produces carbon dioxide
  2. 7. to a supervisor asbestos found in a skip
  3. 8. requires specialist disposal
  4. 9. water key aims of water regulations
  5. 12. and commission maximise the economy of heating
  6. 13. power does not produce emissions
  7. 14. stands for standard assessment procedure
  8. 15. L1 building regulation covers fuel and power
  9. 16. 3 defines building work
  10. 17. pump absorbs heat from the ground
  11. 19. and non renewable two categories of fuel
Down
  1. 1. oils high carbon energy source
  2. 3. system generate own electricity.
  3. 4. low carbon energy source
  4. 5. produces toxic fumes when burnt
  5. 6. rating seasonal efficiency
  6. 10. using resource that do not damage environment
  7. 11. boiler most efficient boiler
  8. 13. rating new buildings must have one
  9. 16. dead legs minimise water consumption
  10. 18. power zero carbon energy source