Question

 Who invented the vacuum flask?

Answer The vacuum flask was invented by Sir James Dewey in 1892. This was a breakthrough because it allowed liquids to be stored and kept warm for an extended period of time.Source:Cryogenic Society of A... Read More »
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Top Q&A For: Who invented the vacuum flask

Why is there a vacuum in a flask?

Because the moisture in the food freezes. Short term, you can prevent this with a tight fitting seal around your frozen package. Long term? There's not a whole lot you can do.
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Who invented the Thermos flask?

James Dewar invented the Thermos flask in 1892. He was a scientist at Oxford University in England. The name Thermos comes from the Greek word therme, which means heat. Commercial production of the... Read More »
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Who invented the Florence flask?

A Florence flask is a type of beaker used in lab testing, with a bulbous bottom half and a straight top half for pouring. The inventor of the Florence flask is a German chemist named Richard "Emil"... Read More »
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Who invented the round bottomed flask?

Wilhelm Johann Schlenk, a German organic chemist, invented the round bottomed flask. Also known as the Schlenk flask, it has a stopcock to allow for gasses to enter or be released. Made in differen... Read More »
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