Today’s Birthday: James Dewar (1842)

Today’s Birthday:
James Dewar (1842)

Dewar was a British chemist and physicist best known for his work on the properties of matter at very low temperatures and the liquefaction of gases. In the course of his work, he liquefied and solidified hydrogen and invented the Dewar flask. Used for storing liquefied gases, his Dewar flask—a double-walled flask with an insulating vacuum between the inner and outer walls—became essential in low-temperature scientific work. What everyday item was patterned after Dewar’s flask? More…: https://play.google.com/store/apps/details?id=com.tfd.mobile.TfdSearch

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