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Knight's Mechanical Encyclopedia (ed. Knight), G. (search)
of grenades have been invented, some containing combustibles, missiles of various sorts, Greek-fire, or other incendiary compounds. 6-pounders, and even larger shells, have been used as rampart grenades, being rolled over parapets against assailants. The Orsini grenades, with which an attempt was made to assassinate Louis Napoleon, were spherical shells containing powder and missiles, and having a large number of cones or nipples, each capped with a gun-cap. They were made in London. Gren′a-dine. （Fabric.) A gauzy dress goods, silk or wool, plain, colored, or embroidered. Grid. 1. A gridiron. 2. A grating of parallel bars, for a furnace, stove, window, vault-cover, or sewer opening. 3. A grating. Used as a concave, partially enclosing the toothed cylinder of a thrashing-machine, or the scutching beater of a cotton-batting machine. Grids have other uses; their essential feature of construction consists in having alternating bars and spaces, the latter afford s