BTU
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Understanding the British Thermal Unit
The BTU gives us a handle on an abstract concept
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Four Ways to Find the Size of Your Air Conditioner
If you want to determine the cooling capacity of an older installed air conditioner, here are your options
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Can Switching to a Dual-Flush Toilet Save Heat?
The water that sits in your toilet tank robs space heat from your home during the winter — but is it a little bit of heat or a lot of heat?
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Understanding Energy Units
Don't confuse energy and power — it's important to know the difference between Btu and Btu/h, as well as kW and kWh
