Cyanide

(noun.) an extremely poisonous salt of hydrocyanic acid.

手打:特伦斯

• In the metallurgy of the precious metals probably the most important step has been the _cyanide process_ of obtaining gold and silver. Edward W. Byrn. 十九世纪发明进展.
• By the cyanide process, in which cyanide of potassium is used as a solvent for the gold, low-grade ores can be profitably worked. 佚名. 神奇的知识之书.
• The menstruum best adapted for electro-plating is a solution of silver in cyanide of potassium. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• In 1806 it was known that gold was soluble in a solution of cyanide of potassium. Edward W. Byrn. 十九世纪发明进展.
• It was quite a simple affair, and consisted of an observation tube with a lens, having in front of it a screen of fluorescing material, such as platino-cyanide of barium. Edward W. Byrn. 十九世纪发明进展.
• When sufficiently developed, the plate is washed, and the image fixed by dissolving the unacted-upon iodide of silver with a solution of cyanide of potassium or hyposulphite of soda. Edward W. Byrn. 十九世纪发明进展.
• The foreigner did not go to get the cyanide, but gave up his job. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.

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