What does HCN stand for?

Hydrogen Cyanide (prussic acid, hydrocyanic acid)

This definition appears very rarely and is found in the following Acronym Finder categories:

Science, medicine, engineering, etc.

Other Resources:

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Samples in periodicals archive:

Vertellus has already taken steps to come back into compliance by installing a new incinerator to control hydrogen cyanide and benzene emissions and to implement a comprehensive set of leak detection and repair practices that go beyond regulatory requirements.

United States: EPA and DOJ reach agreement with Vertellus on ...

Hydrogen cyanide is a component of adenine, which is a basic element of DNA.

Planets around cool suns have different mix of life-forming chemicals

The Nazis used hydrogen cyanide, in the form of Zyklon B, to kill millions in the gas chambers.

Woman held after her ex-lover dies 'in double cyanide poisoning'; ...

According to court documents, the folder contained information on hydrogen cyanide - used in chemical weapons - and the teachings of Osama Bin Laden.

PREACHER WAS QUIZZED OVER AL QAIDA LINK; EXCLUSIVE FBI question ...

The two gasses would have produced hydrogen cyanide, the same concoction the Nazis used at their World War II concentration camps.

Rails emerge as top terrorist target

After learning about the aborted plot to release hydrogen cyanide poison into underground train carriages, Mr Bush is reported to have said: 'I mean, this is bad enough.

Al Qaeda 'planned to gas New York subway'

The results prove deadly chemicals such as hydrogen cyanide and carbon monoxide put non-smokers at risk.

Deadly risks of smoke in bars

Rodriquez said the lab could have been used to make hydrogen cyanide.

'Cyanide' lab in Iraq