[BONUS: REPLAY] The Rise of Air Conditioning

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It has gone from luxury to necessity, and there are over 2 billion air conditioning units in the world today.

In this episode, we'll take a look at how air conditioning got started, why people didn't mind being hot in the past, and what the true cost of staying cool might be for future generations.

• Staying cool is nothing new: Romans & Egyptian methods • Ding Huan & the rotating fan • Why people were afraid of creating cold artificially • How the Dutch magician Cornelis Drebbel tricked King James I in 1620 • Benjamin Franklin getting sweaty one July in Philadelphia • Primitive air conditioning by pumping air over ice • Did people actually mind that there was no air conditioning? • Willis H. Carrier & the first air conditioning unit • Convincing the US public that it was something they needed • 1920s sweaty American cinemas • Spending $600,000 on an air conditioning unit in 1932 • The boom of air conditioning in the US • How many households around the world have air conditioning in 2021? • The impact of air conditioning: the good, the bad & the unexpected • Environmental impact of air conditioning • Future of air conditioning in the developing world • New air conditioning technologies: high & low tech

Full interactive transcript, subtitles and key vocabulary available on the website: https://www.leonardoenglish.com/podcasts/air-conditioning

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Keywords: Learn English, vocabulary, lessons, idioms, aprende inglés, idiomas, aprender inglês, apprendre l'anglais, imparare l’inglese, ingilizce öğren,英語を習う, تعلم الإنجليزية

Release date

Lydbog: 27. juli 2022