James Dewar, Date of Birth, Place of Birth, Date of Death

James Dewar

Scottish chemist and physicist

Date of Birth: 20-Sep-1842

Place of Birth: Kincardine, Scotland, United Kingdom

Date of Death: 27-Mar-1923

Profession: physicist, inventor, chemist

Zodiac Sign: Virgo

Sir James Dewar (20 September 1842 – 27 March 1923) was a Scottish chemist and physicist.
He is best known for his invention of the vacuum flask, which he used in conjunction with research into the liquefaction of gases.
He also studied atomic and molecular spectroscopy, working in these fields for more than 25 years.