Magical and non-magical gases found in the Realms.
“The element of air was one of the four fundamental building blocks of matter, and the origin of...Air
“Inferno vapor is an explosive gas that can build up in bubbling pools in swamps. At regular...Inferno vapor
“Hsskala ("nearkill" in the Common tongue) was a positoxin that would render an undead creature...Hsskala