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Other inorganic acids

Hydrogen cyanide "hydrocyanic acid"

Hydrogen fluoride "hydrofluoric acid"

Inorganic acids (excl. hydrogen chloride "hydrochloric acid", chlorosulphuric acid, sulphuric acid, oleum, nitric acid, sulphonitric acids, phosphoric acid, polyphosphoric acids, boric acids, hydrogen fluoride "hydrofluoric acid" and hydrogen cyanide "hydrocyanic acid")