GK
INVENTIONS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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When was the air conditionner introduced in houses?
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18 years after it was created
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14 years after it was created
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10 years after it was created
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None of the above
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Explanation:
Detailed explanation-1: -Check the nameplate of the AC Your air conditioner has a metal nameplate on it, usually attached to the outdoor cabinet on the backside. Go look at that and you should find the information you’re looking for. And what are you looking for? It’s the manufacture date.
Detailed explanation-2: -Inventors H.H. Schultz and J.Q. Sherman file a patent for an air conditioning unit that can be placed on a window ledge. The units hit the market in 1932 but are not widely purchased due to high cost. Also in 1931, Frigidaire begins marketing year-round, central air conditioning systems for homes.
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