这些化学药品都是冷战时期的残留品，当时斯捷尔任斯克是化学武器的主要生产地。

The chemicals are all that is left from the Cold War when Dzerzhinsk functioned as principal production site for chemical weapons.

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如果该设备探测到一种化学药品或两种化学药品的某一组合，这段RNA就保持不变，从而生成发绿光的蛋白质。

If the device detected a chemical or a certain combination of the two chemicals, then the strand of RNA was left alone, which produced the green glowing protein.

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化学药品工程师通过试验建造化学药品制造过程的模型。

Chemical engineers prototype chemical manufacturing processes by building pilot operations.

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Philosophers and psychologists knew for a long time that getting smacked in the head could change your mental faculties; that diseases like syphilis could make you deranged; that chemicals like caffeine and alcohol can affect how you think.

哲学家和心理学家在很久以前便知道,头部受到重创,会改变你的心理官能,像梅毒这样的疾病可以让你精神错乱,像咖啡因和酒精这样的化学药品,可以影响到你的思维

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So if you're working with cyanide in the lab as potassium cyanide or sodium cyanide, those are what are called p h s's, it's a rating for different kinds of chemicals.

因此如果你在实验室中,需要用到氰化物，比如氰化钾或者氰化钠，这就是所谓的，“P，H，S“,这是化学药品有害程度的一个级别。

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