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A typical "portable" dehumidifier can be moved about on built-in casters. A dehumidifier is an air conditioning device which reduces and maintains the level of humidity in the air. [1] This is done usually for health or thermal comfort reasons or to eliminate musty odor and to prevent the growth of mildew by extracting water from the air. It ...
1907: The first free flight of a rotary-wing aircraft is carried out by Paul Cornu. 1907: Leo Baekeland invents bakelite, the first plastic made from synthetic components. 1907: The tuyères thermopropulsives [455] after 1945 (Maurice Roy (fr)) known as the statoreacteur [455] [456] a combustion subsonique (the ramjet) [457] – R. Lorin [458 ...
Lloyd Groff Copeman (December 28, 1881 – July 5, 1956) [1] was an American inventor who devised the first electric stove and the flexible rubber ice cube tray, among other products. He had nearly 700 patents to his name, and he claimed that he could walk into any store and find one of his inventions.
1869 Birdsill Holly fire-hydrant. Birdsill Holly Jr. (November 8, 1820 – April 27, 1894) was an American mechanical engineer and inventor of water hydraulics devices. He is known for inventing mechanical devices that improved city water systems and patented an improved fire hydrant that is similar to those used currently for firefighting.
Pneumatic tubes are still used today by banks and the CIA for their headquarters, and less than a decade after Beach's death, New York City built its first subway system in 1904, and have him featured in the history of the New York City Subway. Beach later was the subject of the 1976 Klaatu single "Sub-Rosa Subway."
Lester Allan Pelton (September 5, 1829 – March 14, 1908) was an American inventor who contributed significantly to the development of hydroelectricity and hydropower in the American Old West as well as world-wide.
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[10] [4] What made her invention unique, was that it was a form of "zone heating" where temperature can be moderated in different parts of a building. [11] [12] [13] The design poses health and safety risks as it made certain appliances like the oven more flammable and unsafe to touch. The regulation of the heat flow also posed a few security ...
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