BLAST n.
urnace, a furnace, usually a shaft furnace for smelting ores, into which air is forced by pressure. -- Blast hole, a hole in the bottom of a pump stock through which water enters. -- Blast nozzle, a fixed or variable orifice in the delivery end of a blast pipe; -- called also blast orifice. -- In full blast, in comp…
BLOW v.
-- To blow off, to empty (a boiler) of water through the blow-off pipe, while under steam pressure; also, to eject (steam, water, sediment, etc.) from a boiler. -- To blow one's own trumpet, to vaunt one's own exploits, or sound one's own praises. -- To blow out, to extinguish by a current of air, as a candle. -- To…