Willis Carrier: He Showed Us What Cool Is

Born today was Willis Carrier

Who made the dog days less adversarier.

He  invented the  AC  so him let us hail.

Due to him in the heat  cooler heads now prevail.

[Willis Carrier with his first air conditioner]


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  • Although the application to led to the invention was keeping printing paper under predictable humidity. The Nova presentation that it had something to do with first getting the air up to 100%, and then air conditioning it to the desired percentage, was above me.

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