explain the various function of thermos flask
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A thermos helps prevent heat loss when the thermos is holding a hot substance and then helps prevent heat gain when the thermos is holding a cold substance. So a thermos can keep hot things hot and cold things cold. ... Industries also use dewars to hold liquified gases or for flash freezing processes.
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A thermos helps prevent heat loss when the thermos is holding a hot substance and then helps prevent heat gain when the thermos is holding a cold substance. So a thermos can keep hot things hot and cold things cold. ... Industries also use dewars to hold liquified gases or for flash freezing processes.
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