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Subjects>Food & Drink>Cooking Techniques

Who invented the thermos flask?

Anonymous

∙ 9y ago

Updated: 9/15/2023

Ben hubberd Ben hubbard
Sir James Dewar invented the vacuum flask.

Wiki User

∙ 14y ago

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Sir James Dewar

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∙ 9y ago

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Related Questions

What did Sir James Dewar invent?

Sir James Derwar invented the thermos flask. See related link...

What is a thermos flask made of?

out of steel

What is inside a thermos?

inside a thermos is flask steel materials, it keeps the thermos for about 1 - 2 days.

What is the other name for a vacuum flask?

A Thermos.

Who invented the thermos?

The thermos was invented by Sir James Dewar in 1892. He developed the vacuum flask, which is now commonly known as a thermos, to keep liquids hot or cold for extended periods of time by minimizing heat transfer through a vacuum-sealed container.

What do you call the object that keeps water hot for hours?

Thermos flask or vacuum flask.

Is a thermos flask also good for keeping water cold for several hours?

Yes. The thermos flask can reduce the amount of heat travelling from the surroundings to the cold water

When did sir James dewar invent the thermos flask?

Sir James Dewar invented the vacuum flask, commonly known as the thermos, in 1892. Dewar's design revolutionized the way liquids could be stored and kept at a stable temperature for long periods of time. It was a significant contribution to the field of insulation and preservation of temperature-sensitive materials.

Why does the outer walls of thermos flask made shining?

The outer walls of a thermos flask are often made shiny for aesthetic purposes, making the flask look more appealing. Additionally, the shiny surface can help with heat reflection, reducing heat transfer between the flask and its surroundings, thus improving the overall insulation properties of the thermos.

Why do the inner surface of thermos flask kept shiny?

The shiny inner surface of a thermos flask helps to reflect heat back into the flask, reducing heat transfer to or from the contents. This helps to maintain the temperature of the liquid inside the flask for a longer period of time.

What is the main cause of heat loss in a normal thermos flask?

The main heat loss in a good thermos flask, is due to heat conducted through the material. (Glass or Stainless Steel). There should be little heat lost through the vacuum of the flask.

How do you spell thermus?

The spelling is "thermos" (still a trademark name Thermos), a vacuum-insulated flask.

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