1. Replace =
2. Regular =
3. Incandescent =
4. Compact =
5. Fluorescent =
6. Solar =
7. Energy =
8. Instead =
9. Refrigerator =
10. Rack =
11. Avoid =
12. Thoroughly =
13. Filters =
14. Furnace =
15. Conditioner =
16. Efficient =
17. Appliance =
18. Purchase =
19. Bulb =
20. Dryer =