Like the utilisation of highly concentrated liquid prussic acid, the pot method has disadvantages.

It may also be prepared by reacting liquid hydrocyanic acid with calcium carbide.

Real answer: a liquid organic acid.

Nitric acid can be a base in liquid sulfuric acid:

Waste hydrogen sulphide is burned to produce sulphur dioxide and converted to liquid sulphuric acid which has industrial use.

For this reason, in such liquids including liquid acids, hydrons diffuse by contact from one complex cation to another, via the Grotthuss mechanism.

The dissolved gas created liquid hydrochloric acid.

The zinc atom then becomes an ion: Ions can "go where they want to" in the liquid acid.

Now Shiva's hoarse, strained voice dripped words on me like liquid acid.

Two and one-half grains of liquid acid has killed.