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Oliver D's delightful factoids number 38

Archimedes was a Greek mathematician, physicist, engineer, inventor, and astronomer. Some of the inventions he invented are:

the Archimedes screwThe Archimedes screw is used today to transport water(red ball= water)

The Claw of Archimedes is a weapon that he is said to have designed in order to defend his home city. Also known as "the ship shaker," the claw consisted of a crane-like arm from which a large metal grappling hook was suspended.

And finaly the heat ray of Archimedes used in the siege of syracuse(his home city) witch set boats alight(see picture)

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