DRAUGHT n.
and the weight of the body. -- Black draught. See under Black, a. -- Blast draught, or Forced draught, the draught produced by a blower, as by blowing in air beneath a fire or drawing out the gases from above it. -- Natural draught, the draught produced by the atmosphere flowing, by its own weight, into a chimney w…
EXHAUST a.
leased from the cylinder of an engine after having preformed its work. Exhaust draught, a forced draught produced by drawing air through a place, as through a furnace, instead of blowing it through. -- Exhaust fan, a fan blower so arranged as to produce an exhaust draught, or to draw air or gas out of a place, as out…