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.

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。

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In addition to studying molecules and making molecules, some chemists Tim Swager want to detect molecules, and a chemist who likes to detect molecules TNT is Tim Swager. So, Tim Swager's lab has designed sensors that detect vapors, Fido and so they will detect TNT, for example.

除了研究和制备分子,有些化学家想要探测分子,其中的一位就是，他的实验组设计了用来探测蒸汽的感应器,可以用来检测比如说,而且他把化学应用到这个机器人手臂里，他们叫它。

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The work that led to Cerovive began almost twenty years ago, in the lab of Robert Floyd, a chemist at the Oklahoma Medical Research Foundation.

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Another Pfizer chemist, John Lowe, had created a promising schizophrenia drug, but lab tests indicated it might be carcinogenic.

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In the 1990s, Russian chemist Sergey Bachurin showed it had potential for improving cognition in a variety of lab-animal tests.

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