Ammonia

Ammonia was a type of substance that could be found in the Realms.

Description
In its gaseous state, ammonia was semi-poisonous and would induce tears in those exposed to it.

Usages

 * As a semi-poisonous gas, ammonia was considered useful for "smoking out" enemies.
 * Holding an open bottle of this substance under a sleeping individual's nose would wake them to consciousness

Classes

 * Druids had alchemical techniques for creating ammonia by breaking down coal.

Creatures

 * Foulwings could exhale ammonia.
 * Fungi produced ammonia by breaking down decomposing organic matter.

Items

 * Ammonia could be distilled from the horns of oxen.

Magic

 * An alchemy jug could be made to produce liquid ammonia.

Trivia
Gibbering mouthers gave off an odor that was reminiscent of ammonia, among other substances.