Poison sumac, Toxicodendron vernix, is related to the poison ivies and poison oaks, not to the other sumacs. It is relatively rare, compared to the other members of the family.
Definition of taproom in US English - a room in which alcoholic drinks, especially beer, are available on tap; a bar in a hotel or inn. Definition of taproom in US English - a room in which alcoholic drinks, especially beer, are available on tap; a bar in a hotel or inn.
Cleanroom Related Definitions. As Built: A functioning room with no furniture, process equipment, or personnel. Normally found only on new rooms. Very easy to pass. At Rest: Fully operational room with furniture, process and support equipment in place but not operating. The most common tested condition, also easy to pass, because no particles are being generated within the room. Ceiling Grid: Type or style of prefabricated ceiling system used in a cleanroom.