| 21. | It is cooked inside a vacuum flask.
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| 22. | The word " thermos " is a genericized trademark used as a name for a vacuum flask.
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| 23. | The layers of the sunshield provide and insulating layer like a vacuum flask or double layer coffee cup.
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| 24. | Vacuum flasks are at risk of implosion hazard and glass vessels under vacuum in particular may shatter unexpectedly.
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| 25. | Hydrogen was liquefied by James Dewar in 1898 by using regenerative cooling and his invention, the vacuum flask.
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| 26. | Corser would take a train to Bologna, a two-and-a-half-hour ride, with his washed semen in a vacuum flask.
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| 27. | As of 2009, they still sell vacuum flasks and other thermal products manufactured under contract with the Aladdin name.
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| 28. | Someone drops an open vacuum flask of sarin nerve gas in a trash can near the airport check-in counter.
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| 29. | "' Sir James Dewar "'vacuum flask, which he used in conjunction with extensive research into the liquefaction of gases.
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| 30. | :Do you mean vacuum flasks?
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