Inventions
Find questions about how different mechanisms originated and the people who came up with the ideas and put them into reality.
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added When were breathalyzers first used to Inventions 26 May 2012 13:47
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asked When were the calendars invented and said it was different from When was the calendar invented 26 May 2012 13:26
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Fractional Distillation from petroleum
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The term 'thunder' has multiple uses: 1: a deep prolonged loud noise; 2: be the case that thunder is being heard; 3: a...
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a device that measures something, it implies that the information is sent someplace. (perhaps the computer that runs your car)
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Headphones appeared in the latter part of the 19th century (the end of the 1800's). History may have lost the information...
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First get an A4 piece of paper then fold corner until it meets the other side.Fold other corner up till it meets the other...
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The hydrometer, which is used to measure the specific gravity of liquids. In 402 AD, the bishop Synesius of Cyrene sent a letter...
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the colisem and the cirucs maximus Roman technology includes the aqueducts, ropes and pulleys, wenches, sewers/drains, roads and...
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i dont know if i am 100% right but i don't think they would have been. glass would break too easily and have to be replaced too...
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A nuclear explosion is the uncontrolled reaction (either fusion of fission) of nuclei and nuclei (fusion) or nuclei and neutrons...
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Made by China by copying AK-47(Avtomat Kalashnikov 1947). Soviet Union gave AK-47 to china to make and use against USA and...
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MIT has tested a bulb which is powered up wireless without using any power cord or solar batteries. see the details here. ...
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Many of Leonardo's Ideas were the result of a innovative and reasoning mind so most people would have seen many of his ideas as...
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used to take pics for people to remember.
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Runner Wheels Friction Wheels UpStop Wheels
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The Abbot Downing company has made many stagecoaches.
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A polymath (From the Greek, "having learned much") is a person with wide ranging knowledge in many fields. This is similar to the...
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polystyrene along with other porous (objects which have a lot of air in them) such as Styrofoam water, wood and other materials...
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yes ... in Buffalo, NY of all places.
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simple things like the simple battery and did you ask this cause of mrs.copher in kansas
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because he wanted to invente it
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spencerland and world are made up lands in spencers head
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it helps people see in the dark at night
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You can go to the other states or country fast.
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