Drebbel, Cornelis Jacobszoon

Drebbel, Cornelis Jacobszoon

(kôrnā`lĭs yä`kôpsōn drĕb`əl), 1572–1634, Dutch inventor, physicist, and mechanician. His major inventions were an atmospherically driven clock and the first navigable submarinesubmarine,
naval craft capable of operating for an extended period of time underwater. Submarines are almost always warships, although a few are used for scientific, business, or other purposes (see also submersible).
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; the first voyage was in 1620. His other inventions include thermostats used to make self-regulating ovens, as well as various optical instruments. He also discovered a process for making scarlet dye that was used for many years by the dye industry.
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