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Dewar Flask

Description:

A Dewar flask, also known as a vacuum flask or a thermos, is a double-walled container used for storing and transporting liquids at very low temperatures. It consists of an inner flask and an outer flask, separated by a vacuum, which minimizes heat transfer and helps maintain the temperature of the contents.

Senses:

Sense 1:

Noun - A container used for holding and storing liquid nitrogen or other cryogenic substances.

Example: The scientist carefully poured the liquid nitrogen into the Dewar flask.

Sense 2:

Noun - A vessel designed to keep liquids hot or cold for an extended period, commonly used for carrying beverages on picnics or during travel.

Example: She packed a Dewar flask filled with hot coffee for the long road trip.

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