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Maintain the right temperature in your refrigerator and freezer.
Air conditioner filters should be cleaned or replaced once a month during use.
The normal incandescent bulbs we're all used to are not very energy efficient.
A few degrees can make a difference in your heating bill.
A dripping faucet can waste 6 to 10 gallons (23 to 38 liters) of water a day.
Switch to energy-efficient compact fluorescent lamps.