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Following his graduation from Ohio State with a combined master's degree in physics, mathematics, and astronomy in 1939, McMaster worked as the first research physicist ever employed by the Libbey Owens Ford Glass in Toledo, Ohio. [2] He received his first patent during World War 2 (WWII) for a periscope used by fighter pilots to see behind ...
Shuman sunengine on the March 1916 cover of Hugo Gernsback's The Electrical Experimenter Shuman sunengine 1907 Photo: Technical World magazine, September 1907. Frank Shuman (/ ˈ ʃ uː m ə n /; January 23, 1862 – April 28, 1918) was an American inventor, engineer and solar energy pioneer known for his work on solar engines, especially those that used solar energy to heat water that would ...
To get to know an African country for the first time, he spent worked for six weeks in an aid camp in Kenya. At the end he talked to the director about the solar stove. He was invited to come back and start the project on site. In 1985, they started, initially with simple solar cooking boxes made of cardboard, foil and glass.
In 1969, Seiko produced the world's first quartz wristwatch, the Astron. [200] During the 1970s, the introduction of digital watches made using transistors and plastic parts enabled companies to reduce their work force. By the 1970s, many of those firms that maintained more complicated metalworking techniques had gone bankrupt.
Sealant is put around the hole made in the roof to keep it weather proof. The refractive properties of water ensures that the light from the sun that reaches the inside of the bottle becomes omni-directional mimicking an electric light bulb and emitting the same amount of light as a 40–60 W incandescent bulb depending on the amount of solar ...
Mouchot was born in Semur-en-Auxois, France on 7 April 1825. [1] He first taught at the primary schools of Morvan (1845–1849) and later Dijon, before attaining a degree in Mathematics in 1852 and a Bachelor of Physical Sciences in 1853.
Hermann Hammesfahr (February 20, 1845 – November 23, 1914) was a Prussian-American inventor who invented a type of fiberglass cloth in which glass was interwoven with silk. He was awarded the patent by the United States Patent Office in 1880. [1] [2] This was the earliest fiberglass of any kind that is known to have been patented.
"Hourglass" is the first single released from Squeeze's seventh album, Babylon and On. Aided by an optical illusion-filled music video directed by Ade Edmondson, it received substantial airplay on MTV, and "Hourglass" became the highest-charting hit the band ever had in the United States, peaking at number 15 on the Billboard Hot 100, while reaching number 16 in the UK Singles Chart.