Search results
Results from the WOW.Com Content Network
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 ...
Newly invented by Elihu Thomson, they weighed almost 30 tons each (57,887 pounds) and were 8.5-foot-tall (2.6 m). These original AC generators used many DC generator components in their first design. The 750-kilowatt (1,005 horsepower) alternating current generators were made in the newly incorporated General Electric plant in Schenectady, New ...
After several more years of refinement and field testing, on January 2, 1906, Carrier was granted U.S. patent 808,897 for an Apparatus for Treating Air, the world's first spray-type air conditioning equipment. It was designed to humidify or dehumidify air, heating water for the first function and cooling it for the second.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
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 ...
The wick is made of a porous material that absorbs water from the reservoir and provides a larger surface area for it to evaporate from. The fan is adjacent to the wick and blows air onto the wet wick to aid in the evaporation of the water. Evaporation from the wick is dependent on relative humidity. A room with low humidity will have a higher ...
This is a complete List of National Historic Landmarks in California.The United States National Historic Landmark (NHL) program is operated under the auspices of the National Park Service, and recognizes structures, districts, objects, and similar resources nationwide according to a list of criteria of national significance. [1]
Harry Mendell, U.S. – invented the first digital sampling synthesizer; Joy Mangano (born 1956), U.S. – household appliances; Anna Mangin (1844–1931) – American inventor, educator, caterer and women's rights campaigner; Charles Mantoux (1877–1947), France – Mantoux test (tuberculosis) Guglielmo Marconi (1874–1937), Italy – radio ...