25 Things That Changed Your Life!

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Supermarkets: Today, supermarkets are widely used all over the world. The first supermarket was set up by Clarence Saunders, an entrepreneur called the Piggly Wiggly stores in 1916. (Getty Images)

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Sticky Notes: Sticky notes are used in many offices to jot down things so that people don’t forget them. The invention of sticky notes was an accident. Dr. Spencer Silver and Art Fry, together came up with the idea of sticky notes in 1977. (Getty Images)

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Memory Card: Roland Moreno invented the memory card in 1975, which then was called smart card. He introduced a plastic card with a microchip in it. (Agencies)

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Laptop: The first laptop was invented by William Moggridge, in 1979. It was called the “Grid Compass”. It was made from a magnesium alloy and weighed 5 kg. (Getty Images)

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Hair dye: The credit for inventing permanent hair dyes goes to Eugene Schueller. He used low amounts of peroxide to create permanence. He is also the founder L’Oreal, and invented the first synthetic hair dye in 1907. (Getty Images)

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E-Book: The e-book was invented by Michael S. Hart in 1971. During his sparetime at the University of Illinois, he used to type the United States Declaration of Independance into a computer. (Getty Images)

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Coffee Machine: The first coffee machine was invented in 1818 by Mr. Laurens from Paris. The machine had a metal pot with chamber in the bottom for heating. (Bangalore Mirror Bureau)

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