fulminate of mercury


Also found in: Thesaurus, Wikipedia.

fulminate of mercury

n.
A gray crystalline powder, Hg(CNO)2, that when dry explodes under percussion or heat and is used in detonators and as a high explosive. Also called mercury fulminate.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.fulminate of mercury - a fulminate that when dry explodes violently if struck or heated; used in detonators and blasting caps and percussion caps
blasting cap - a small tube filled with detonating substances; used to detonate high explosives
percussion cap - a detonator that explodes when struck
fulminate - a salt or ester of fulminic acid
References in periodicals archive ?
The percussion method of igniting a charge of gunpowder with a small charge of fulminate of mercury is credited to Reverend Alexander Forsythe, who patented his scent-bottle lock in 1807.
The original caps used chlorate of potash with fulminate of mercury, but most modern primers use lead azide, potassium per-chlorate or lead styphnate.
Fulminate of mercury gets some pretty righteous product placement; everyone with a score to settle is going to want some.