Some snlphuric acid factories employ this residue thus char;;ed with free sulphur, and manufacture sulphuric acid from it a fter certain cyanides are extracted from it by other factories.

"But cyanides are also produced by some bacteria, fungi and algae." Cyanide also occurs naturally in some seeds and fruit stones, eg those of apricots, apples and peaches. Victims of cyanide are ...

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As well as reducing the volume of e-waste, it would lessen our reliance on mining and refining new gold, which involves environmentally hazardous materials such as activated carbon and cyanides.

Traditional methods of synthesising glycine have relied heavily on petroleum-derived products such as aldehydes and cyanides. These methods not only consume a significant amount of energy but also ...

For water bodies, aquatic plants such as water hyacinth can be used to absorb heavy metals and cyanides from contaminated rivers and lakes. Phytoremediation is a cost-effective and environmentally ...

As Prof. Fernando explains in his book, acute poisoning is a medical emergency and especially in the case of chemicals such as organophosphates, cyanides and certain drugs, appropriate interventions ...