Nitre

Nitre was a common form of salt in the Realms.

Nitre Deposits in the Realms

 * Mount Hotenow.

Usages

 * Many within the Realms used nitre for curing meats.
 * Nitre was often used in the distillation of caustic liquids.
 * Nitre was sometimes used in black powder explosives.
 * The spell Melf's minute meteors required a bead molded out of nitre, sulfur, and pine tar.
 * The substance aqua fortis could be created through a distillation of alum and nitre.

Notable Users

 * Some black dragons nested upon piles of nitre.
 * Some brass and bronze dragons were known to place patches of this substance at strategic locations in their lairs, usually near the entrance(s).

Appearances

 * Video Games
 * Neverwinter