James Dewar's vacuum bottle, was far too delicate to take on a picnic. One of Dewar's students, Rheinhold Burger, saw how to make it more useful. He enclosed the glass bottle in a metal case with protective rubber mountings and a screw cap. Burger sold the idea to a German company and after a competition to find a name, it was launched in 1904 as the Thermos flask.
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Monday, October 24, 2011
James Dewar's vacuum bottle, was far too delicate to take on a picnic. One of Dewar's students, Rheinhold Burger, saw how to make it more useful. He enclosed the glass bottle in a metal case with protective rubber mountings and a screw cap. Burger sold the idea to a German company and after a competition to find a name, it was launched in 1904 as the Thermos flask.
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