A term applied to kilns in which the direction of travel for hot gasses, from the fire, after circulation through the ware chamber, is downward through a flue or flues in its base, to a chimney of sufficient height to draw the whole through the kiln
A column of generally cool air that rapidly sinks to the ground, most often accompanied by precipitation in a shower or thunderstorm Areas of downdraft usually contain little cloud, and what clouds that may be present are typically dissipating
A small-scale column of air that rapidly sinks toward the ground, usually accompanied by precipitation as in a shower or thunderstorm A downburst is the result of a strong downdraft