sand-jet

Definitions

noun An apparatus whereby sharp sand is fed to a jet of compressed air or a steam-jet, and driven out forcibly against a surface which it is desired to abrade.

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Then it disappears again, until the sand-jet has made another encumbering heap.

Tropic Days 2003
Lord! but she was painted red and white and gold-leaf, three brass bands on her stack, solid nickel trimming, all the latest improvements, corrugated fire-box, high pressure smoke consumer and sand-jet -- jest made a purpose for specials, and pay-car.

Danger Signals Remarkable, Exciting and Unique Examples of the Bravery, Daring and Stoicism in the Midst of Danger of Train Dispatchers and Railroad Engineers John A. Hill
Then it disappears again, until the sand-jet has made another encumbering heap.

Tropic Days 1887