他曾在美国陆军犯罪实验室系统担任过两年的法医药物化学家和法医血清学家。

He served two years in the U.S. Army crime laboratory system as a forensic drug chemist and a forensic serologist.

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它是如何问世的：1982年苏格兰化学家和物理学家James Dewar爵士发明了保温瓶用以防止实验室中的液氮升温而气化。

How it got here: Scottish chemist and physicist Sir James Dewar invented the vacuum flask Iin 1892 as a way to keep liquid nitrogen from warming up and turning into gas in his lab.

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这是乔安娜·福勒，她是美国布鲁克海文国家实验室的化学家，2009年度国家科学奖章获得者。

You’re listening to Joanna Fowler, a chemist at Brookhaven National Laboratory and winner of the 2009 National Medal of Science.

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So, my final example is from Alan Davidson's lab, and Alan is an inorganic chemist -- he loved those transition metals and they're unique properties, and he designed this compound, it's called Cardiolite, Cardiolite and it's used in heart imaging.

最后一个例子是Alan，Davidson实验室，他是个无机化学家-,他喜欢研究过渡金属,和它们的奇特性质，他设计了这种化合物，叫做。

麻省理工公开课 - 化学原理课程节选