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The mechanical clock was invented in the 1300s there-fore the clock was started to be measured in 24 hours. Galileo discovered the pendulum in the clock in 1581
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IN 1456 the printing press was invented by Gutenberg. There-fore people were able to read more and have books
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In 1496 the first paper mill came into operation in England. Before wallpaper only rich people could decorate their castle.
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The first useful microscope was developed in the Netherlands in between 1590 and 1608.The inventor was Hans Lippershey.
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Sir John Harrington made the first flush toilet for himself in 1596.Later Alexander Cummings reinvented the flush toilet called the water closet.
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In 1608 Hans Lippershey made the first telescope. In 1668 Isaac Newton made improvements to the telescope.
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In 1620 Cornelis Drebbel who was a Dutch inventor built a leather covered rowboat with oars. Drebbel was an engineer who worked for the British Navy
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In 1623 the Spanish invented graded lenses improving the trial-and-error method of trying on different lenses until they had the best one to see
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In 1777 Samuel Prosser received a patent for a plunger closet. Year later Joseph Braham invented a valve at the bottom of the bowl
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Gunpowder was invented around 850A.D. IN hte seventeenth century the gun was developed by the english and dutch armies.
