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Underwater
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The first practical submarine was invented in America in 1776. However, as long ago as 1624 a 12-man wood and leather submersible was used in experiments on the River Thames in London. By 1985 an American submarine was able to reach a depth of 6,000 metres.
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Previous:
Back
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Book:
Incredible But True
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Section:
Incredible But True
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Chapter:
World Of Inventions
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