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force or sudden violence; to tear asunder; to split; to burst; as, powder rends a rock in blasting; lightning rends an oak. The dreadful thunder Doth rend the region. Shak.

A kind of dynamite used in blasting. [U.S.]

oles in rock; esp., a machine impelled by steam or compressed air, for drilling holes for blasting, etc. -- Rock duck (Zoöl.), the harlequin duck. -- Rock eel. (Zoöl.) See Gunnel. -- Rock goat (Zoöl.), a wild goat, or ibex. -- Rock hopper (Zoöl.), a penguin of the genus Catarractes. See under Penguin. -- Rock kang…

A match for firing a charge of powder, as in blasting; a fuse.

A tube or fuse for communicating fire to the chargen in blasting.

To ram, as clay, into a blasting hole.

A puddle or dirty pool. [Prov. Eng.] Sump fuse, a fuse used in blasting under water. -- Sump men (Mining), the men who sink the sump in a mine.

In blasting, to plug up with clay, earth, dry sand, sod, or other material, as a hole bored in a rock, in order to prevent the force of the explosion from being misdirected.

One who tamps; specifically, one who prepares for blasting, by filling the hole in which the charge is placed.

ally, the act of filling up a hole in a rock, or the branch of a mine, for the purpose of blasting the rock or exploding the mine.

An explosive containing nitroglycerin. It is used in blasting.

n (30 parts), sodium nitrate (52.5), charcoal (10.5), and sulphur (7), used in mining and blasting.