Across
- 2. equipment produces carbon dioxide
- 7. to a supervisor asbestos found in a skip
- 8. requires specialist disposal
- 9. water key aims of water regulations
- 12. commission maximise the economy of heating
- 13. power does not produce emissions
- 14. standard assessment procedure
- 15. L1 covers fuel and power
- 16. 3 defines building work
- 17. pump absorbs heat from the ground
- 19. non renewable two categories of fuel
Down
- 1. oils high carbon energy source
- 3. generates own electricity.
- 4. low carbon energy source
- 5. produces toxic fumes when burnt
- 6. rating seasonal efficiency
- 10. no damage to environment
- 11. boiler most efficient boiler
- 13. rating new buildings must have one
- 16. dead legs minimise water consumption
- 18. power zero carbon energy source