From Wikimedia Commons, the free media repository. English: A vacuum flask or dewar flask en is a vessel which keeps its contents hotter or cooler than their environment by interposing an evacuated region to provide thermal insulation between the contents and the environment. The vacuum referred to is used for thermal insulation; the contents are not in vacuum conditions. Italiano: Un vaso di Dewar o semplicemente dewar pron. Subcategories This category has the following 4 subcategories, out of 4 total. Media in category "Vacuum flasks" The following 50 files are in this category, out of 50 total.

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Results: Exact: Elapsed time: 57 ms. All rights reserved. Join Reverso, it's free and fast! Register Login. These examples may contain rude words based on your search. These examples may contain colloquial words based on your search. See examples containing matraz kitasato 2 examples with alignment. See examples containing termo 2 examples with alignment. Invented by Sir James Dewar in , the vacuum flask consists of two flasks, placed one within the other and joined at the neck.

Through the need for this insulated container James Dewar created the vacuum flask , which became a significant tool for chemical experiments and also became a common household item. The vacuum flask was designed and invented by Scottish scientist Sir James Dewar in as a result of his research in the field of cryogenics and is sometimes called a Dewar flask in his honour.

Vacuum flask inflatable pink Flamingo. Not the dreaded vacuum flask again. No la temible aspiradora otra vez. It is cooked inside a vacuum flask. Place about 50 ml of wine in a vacuum flask ;. Poner alrededor de 50 ml de vino en un matraz kitasato ;.

In the cities, instead, mate has become much more customized and the drinker has its own vacuum flask. Dewar did not profit from the widespread adoption of his vacuum flask - he lost a court case against Thermos concerning the patent for his invention.

She is seen in the kitchen of her and Santa Claus's home, preparing a lunch box and a vacuum flask for her husband to take to work.

The vacuum flask was so efficient at keeping heat out, it was found possible to preserve the liquids for comparatively long periods, making an examination of their optical properties possible. The filtrate, which must in all cases separate out into two layers in the vacuum flask , must be rinsed out with isopropanol into a separating funnel. Place about 50 ml of wine in a vacuum flask ; apply vacuum to the flask with the water pump for one to two minutes,. About , the idea occurred to him of using vacuum-jacketed vessels for the storage of liquid gases - the Dewar flask otherwise known as a Thermos or vacuum flask - the invention for which he became most famous.

The peaceful flights from the times when the front was in Ukraine and the air was free of the German were now a thing of the past. Someone nudges me and passes a vacuum flask.

Alguien me toca el hombro para darme la taza del termo. Possibly inappropriate content Unlock. Suggest an example.


Category:Vacuum flasks

A vessel having double walls, the space between being evacuated to prevent the transfer of heat and the surfaces facing the vacuum being heat-reflective; used to hold liquid gases and to study low-temperature phenomena. The cryogenic Dewar vessel is a flask-in-flask reservoir. The interwall space is filled with multilayer insulation and evacuated. High vacuum is maintained for a long time, which secures stable technical data throughout the whole operation period.


James Dewar

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Direct Factory Price Dewar Flask Liquid Nitrogen


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