Testing Installations
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Published
July 27, 2009
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When central heating was new, the Dead Men would have to prove to the
customer that the system would work during the winter. If they couldn't
do this, they couldn't get paid. So they came up with this test to
prove a system's potential. Note that on a 90-degree summer's day, the
Dead Man would have to raise the temperature inside the house to 123
degrees to prove its worth. I like to think that this is the origin of
the expression "sweating for your money."


