(Wcsa.world) George Westinghouse Jr. (October 6, 1846 – March 12, 1914) was an American entrepreneur and engineer based in Pittsburgh, Pennsylvania who invented the railway air brake and was a pioneer of the electrical industry, gaining his first patent at the age of 19.
WCSA - Old Events - April 12, 2019 - Polio vaccine tested by Dr Jonas Salk announced to be 'safe and effective in 1955
(Wcsa.world) Polio vaccines are vaccines used to prevent poliomyelitis (polio). There are two types: one that uses inactivated poliovirus and is given by injection (IPV), and one that uses weakened poliovirus and is given by mouth (OPV).
WCSA - Old Events - April 11, 2019 - The Apple I computer, created by Steve Wozniak is released in 1976
(Wcsa.world) Apple Computer 1, also known later as the Apple I, or Apple-1, is a desktop computer released by the Apple Computer Company (now Apple Inc.) in 1976. It was designed and hand-built by Steve Wozniak. Wozniak's friend Steve Jobs had the idea of selling the computer.
WCSA - On This Day – April 04, 2019 – Professor C. Glen King of the University of Pittsburgh isolated vitamin C, in 1932
(Wcsa.world) Charles Glen King (October 22, 1896 – January 23, 1988) was an American biochemist who was a pioneer in the field of nutrition research and who isolated vitamin C at the same time as Albert Szent-Györgyi. A biography of King states that many feel he deserves equal credit with Szent-Györgyi for the discovery of this vitamin.
WCSA - On This Day – April 03, 2019 – Apple Inc. released the first generation iPad, a tablet computer, in 2010
(Wcsa.world) The first-generation iPad (/ˈaɪpæd/ EYE-pad) is a tablet computer designed and marketed by Apple Inc. as the first in the iPad line.
WCSA - On This Day – April 02, 2019 – Charles M. Hall patented an inexpensive electrolytic process to extract aluminium from its ore, in 1889
(Wcsa.world) Charles Martin Hall (December 6, 1863 – December 27, 1914) was an American inventor, businessman, and chemist. He is best known for his invention in 1886 of an inexpensive method for producing aluminum, which became the first metal to attain widespread use since the prehistoric discovery of iron. He was one of the founders of Alcoa.
(Wcsa.world) The Eiffel Tower is a wrought-iron lattice tower on the Champ de Mars in Paris, France. It is named after the engineer Gustave Eiffel, whose company designed and built the tower.
WCSA - On This Day – March 30, 2019 – the first U.S. patent for a combination lead pencil and eraser was issued to Hyman L. Lipman, in 1858
(Wcsa.world) In 1858, the first U.S. patent for a combination lead pencil and eraser was issued to Hyman L. Lipman, of Philadelphia, Pa. (No. 19,783).
WCSA - On This Day – March 29, 2019 – John Pemberton brews the first batch of Coca-Cola in a backyard in Atlanta, in 1886
(Wcsa.world) The first batch of Coca Cola was brewed over a fire in a backyard in Atlanta. John Pemberton created the concoction as a “hangover” cure, and it was advertised as brain tonic. Cocaine was an ingredient of Coke until 1904 when Congress banned it.
WCSA - On This Day – March 28, 2019 – the Glomar Challenger geological research ship was launched, in 1968
(Wcsa.world)In 1968, the Glomar Challenger geological research ship was launched.