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Who invented the Electrocardiograph?

William Einthoven in 1903. For this great achievement, he was awarded by a Nobel prize in 1924. The electrocardiograph is an instrument which is used in the examination of people suffering from heart disease. It indicates how serious is their illness and maintains a check on recovery subsequent to a heart attack. In essence it detects the amount of electricity …

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Who invented the alarm clock?

Though there were water clocks (invented by the Greeks in 250 BC), striking clocks were invented by the Buddhist monk Yi Xing (in the 6th century). The first mechanical alarm clock was invented by Taqial-Din of the Ottoman Empire in 1559. But the patent holder for the above clock was French inventor Antoine Redier in 1847. The use of the …

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Who invented Potato Chips?

The Potato chip was invented in 1853 by George Crum, Moon Lake Lodge resort in Saratoga Springs, USA. French fries were popular at the restaurant and one day a diner complained that the fries were to thick. Although Crum made a thinner batch, the customer was sill unsatisfied. Crum finally made fries that were to thin to eat with a …

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Who invented Coca Cola?

Dr. John stith pemberton (1830-1888) was an American pharmacist, who invented Coca in 1886. He had invented a very popular drink called French wine of Coca, which contained French Bordeaux wine, cocaine and caffeine (from the Kola nut). With the band of alcohol consumption in 1885, Pemberton changed the formula omitting the French wine. Instead, he added sugar and citric …

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Who gave the colony of Virginia its name?

Two relatively obscure captains, Arthur Barlow and Philip Amada, were sent by Sir Walter Raleigh to explore the New World. They sailed along the coast between Chesapeake Bay and Florida and claimed the whole area in the name of Queen Elizabeth I. When they returned to England in 1584 they reported to Raleigh that the land they had found was …

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Who gave Maryland its name?

George Calvert was a favourite courtier of King James I, who made him Lord Baltimore and promised him a grant of land in the region of Newfoundland. Baltimore sailed for his new territory but decided that the place was too cold and barren for him. He complained, and the new king, Charles I, agreed to give him part of Virginia …

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