The chemicals he used to clean his instruments mixed with the chemicals he used in his experiment and produced a bright purple color.

他用来清洁仪器的化学物质与他在实验中使用的化学物质混合在一起，产生了一种亮紫色。

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As the collective color of the spirit, it invokes rest and can cause the body to produce chemicals that are calming.

作为心灵的共通之色，它可以唤起憩息之意，令身材发生有安神感化的化学物资。

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He took strips of paper exposed to dangerous chemicals and striped each one with a different color.

他让纸条接触危险的化合物，然后在每个纸条上涂上不同颜色的条纹。

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Adding chemicals to the glass can give it different color intensities and effects.

VOA: special.2009.09.16

But uncertainty around the results of a 1958 conclave had led to the introduction of chemicals to make the color of the smoke more obvious.

CNN: March 13, 2013 -- Updated 0018 GMT (0818 HKT)

At first Amgen tried using genetic engineering to create organisms that would extract oil from shale, man-made proteins that would make chickens grow faster and new specialty chemicals such as a cloned indigo, a substitute for the natural dye used to color blue jeans.

FORBES: Biotech Behemoth