EXHAUST a.
st port (Steam Engine), the opening, in the cylinder or valve, by which the exhaust steam escapes. -- Exhaust purifier (Milling), a machine for sorting grains, or purifying middlings by an exhaust draught. Knight. -- Exhaust steam (Steam Engine), steam which is allowed to escape from the cylinder after having been em…
FIRE n.
portable forcing pump, usually on wheels, for throwing water to extinguish fire. -- Fire escape, a contrivance for facilitating escape from burning buildings. -- Fire gilding (Fine Arts), a mode of gilding with an amalgam of gold and quicksilver, the latter metal being driven off afterward by heat. -- Fire gilt (Fin…
GO v.
with, to perform, as a calculation, to the end; to complete. -- To go to ground. (a) To escape into a hole; -- said of a hunted fox. (b) To fall in battle. -- To go to naught (Colloq.), to prove abortive, or unavailling. -- To go under. (a) To set; -- said of the sun. (b) To be known or recognized by (a name, title…
GRASSHOPPER n.
In ordinary square or upright pianos of London make, the escapement lever or jack, so made that it can be taken out and replaced with the key; -- called also the hopper. Grove. Grasshopper engine, a steam engine having a working beam with its fulcrum at one end, the steam cylinder at the other end, and the connecting r…
HERMETIC; HERMETICAL a.
Made perfectly close or air-tight by fusion, so that no gas or spirit can enter or escape; as, an hermetic seal. See Note under Hermetically. Hermetic art, alchemy. -- Hermetic books. (a) Books of the Egyptians, which treat of astrology. (b) Books which treat of universal principles, of the nature and orders of celest…