What was Dewar's profession?
Doctor
Chemist and physicist
Engineer
Mathematician
Answer
Chemist and physicist, Sir James Dewar was a Scottish scientist known for his pioneering work in low-temperature physics. He invented the vacuum flask, commonly known as Thermos, and made significant contributions to the study of gases, particularly hydrogen and oxygen. Dewar's research laid the foundation for the development of cryogenics, the study of extremely low temperatures.
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