yahoo news is so stupid
cooling power of 10 kilowatts
well what is the duration it doesnt tell you anything... only problem is the paint will cost you thousands of dollars in mean time. paint chemical are really nasty for environment too
but hey i can save 30 cents a day
yahoo news is so stupid
> cooling power of 10 kilowatts
well what is the duration it doesnt tell you anything... only problem is the paint will cost you thousands of dollars in mean time. paint chemical are really nasty for environment too
but hey i can save 30 cents a day
This is what they never get. It costs far more than it saves.
They want to tear down coal plants and build massive solar farms, why not simply invest in making the coal more efficient or better.
This is what they never get. It costs far more than it saves.
They want to tear down coal plants and build massive solar farms, why not simply invest in making the coal more efficient or better.
Yes, painting your roof white will keep your house 72 degrees all day
Yes, painting your roof white will keep your house 72 degrees all day
The duration is the time the sun is shining. Then multiply by the cosine of the off-flat angle and integrate from sunrise to sunset. Obviously.
The duration is the time the sun is shining. Then multiply by the cosine of the off-flat angle and integrate from sunrise to sunset. Obviously.
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