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Invented by Harold Grossman [53] for the Empire Pencil Company in 1967, plastic pencils were subsequently improved upon by Arthur D. Little for Empire from 1969 through the early 1970s; the plastic pencil was commercialised by Empire as the "EPCON" Pencil. These pencils were co-extruded, extruding a plasticised graphite mix within a wood ...
In 1833 French chemist Anselme Payen was the first to discover an enzyme, diastase. In 1834, François Mothes and Joseph Dublanc created a method to produce a single-piece gelatin capsule that was sealed with a drop of gelatin solution. In 1853 Alexander Wood was the first physician that used hypodermic needle to dispense drugs via Injections.
During the 1860s, people typically wrote with quill pens and ink even though Dixon introduced graphite pencils in 1829. But the American Civil War created a demand for a dry, clean, portable writing instrument and led to the mass production of pencils. At the time of Dixon's death in 1869, the Joseph Dixon Crucible Company was the largest ...
1990: The world's first web browser invented by Sir Tim Berners-Lee (born 1955). Initially called WorldWideWeb, it ran on the NeXTSTEP platform, and was renamed Nexus in order to avoid confusion with the World Wide Web. 1990: The world's first web server invented by Sir Tim Berners-Lee.
During the campaign in Western Europe in 1944–1945, penicillin was widely used both to treat infected wounds and as a prophylactic to prevent wounds from becoming infected. Gas gangrene had killed 150 out of every 1,000 casualties in the First World War, but the instance of this disease now disappeared almost completely.
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Hawkins was born 14 March 1772 at Taunton, Somerset, England, [1] the son of Joan Wilmington and her husband Isaac Hawkins, [2] a watchmaker. The father, Isaac Hawkins, would become a Wesleyan minister, but was expelled by John Wesley; and after moving the family to Moorfields in London he was a minister in the Swedenborgian movement, which John Isaac would also follow.
Instagram/@bookofthemonth. Books are the bee’s knees and teens who read ‘em might turn out to be kinder, smarter people.(Seriously, studies suggest that reading for pleasure has a number of ...