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The first eyeglasses helped to treat those who were far sighted and couldn't see near. Today, we know these as "reading glasses"
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Gutenberg's printing press made it cheaper and faster to print books. Prior to this, monks would actually hand write books. This increase in speed and reduced price made books easier to access, as a result literacy dramatically increased. The first book printed by the Gutenberg printing press was the Bible.
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Galileo invented the pendulum of a clock. It assisted movement of the hands of the timekeeper. This made the clock much more accurate.
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Known as a water closet or "the throne", the flushing toilet was created to carry human waste to the sewer. With one pull.....the waste went away!
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First invented by Galileo, the thermometer made it possible to measure changes in temperature. The calibrated weights rose and fell according to the temperature.
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Although, Da Vinci sketched a submarine, Drebbel is credited with its invention. The first submarine could stay underwater for several hours.
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Robert Boyle learned that phosphorus and sulfur would create fire when struck, thus creating the match. It made creating fire much easier. Although the first matches were very dangerous.
