When water evaporates, it absorbs heat.
When water evaporates, it absorbs heat.
So they just have to wait until it gets so cool versus the air temperature to drain it.
So they just have to wait until it gets so cool versus the air temperature to drain it.
Yes, I advocate simply turning the water on and off thus using less water and heat in the first place.
Yes, I advocate simply turning the water on and off thus using less water and heat in the first place.
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