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In 1908, the Carrier Air Conditioner Company of America was created as a subsidiary of the Buffalo Forge Company, with Willis Carrier as its vice president. [ 8 ] On December 3, 1911, Carrier presented what is perhaps the most significant document ever prepared on air conditioning – Rational Psychrometric Formulae – at the annual meeting of ...
Willis Carrier's invention of air conditioning in 1902 marked a pivotal moment in human history, transforming the way people interact with indoor spaces. Before his breakthrough, buildings were subject to the whims of nature, often becoming unbearably hot and humid during the summer months.
The cotton gin, invented by Eli Whitney, revolutionized slave-based agriculture in the Southern United States.. The technological and industrial history of the United States describes the emergence of the United States as one of the most technologically advanced nations in the world in the 19th and 20th centuries.
However, before air conditioning existed, people had to be creative when trying to stay comfortable in sweltering conditions. Here are five different ways people across the United States beat the ...
His invention controlled both the temperature and humidity, which helped maintain consistent paper dimensions and ink alignment at the printing plant. Later, together with six other employees, Carrier formed The Carrier Air Conditioning Company of America, a business that in 2020 employed 53,000 people and was valued at $18.6 billion. [30] [31]
Timeline of American women in war and the U.S. military from 1945 to 1999; Timeline of women in war in the United States, Pre-1945; Timeline of women in warfare in Colonial America; Timeline of women in warfare in the United States before 1900; Timeline of women in warfare in the United States from 1900 to 1949; Timeline of women lawyers
Phoenix landlords must ensure air conditioning units cool to 82 degrees (28 C) or below and that evaporative coolers lower the temperature to 86 degrees (30 C).
Timeline of events leading to the American Civil War; Timeline of Colonial America; Timeline of Colorado history; Timeline of modern American conservatism; Timeline of drafting and ratification of the United States Constitution; Timeline of the COVID-19 pandemic in the United States (2020) Timeline of the COVID-19 pandemic in the United States ...