Science, asked by kavitabhosle12383, 6 months ago

For which purpose the thermos flask(Dewar flask) is used?

Answers

Answered by gautam04veena

Explanation:

Use a thermos to pack foods that have some sauce or liquid like stew and soup. A thermos can only keep food hot or cold if it has some sauce or liquid. Use a thermos to pack beverages that need to be kept hot like coffee or tea or cold like milk or 100% juice

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