smoke rocket (smokrok"et)

In plumbing, a device for testing the tightne of house-drains by generating smoke within them. smoke-sail (smok's al), n. A small sail hoisted against the foremast forward of the galley-funnel when a ship rides head to wind, to give the smoke of the galley an opportunity to rise, and to prevent it from being blown aft to the quarter-deck. smoke-shade (smōk'shād), n. A scale sometimes adopted in estimating by their color the amount of unburnt carbon in the gases yielded by coal burned in grates Smoke-sail. or stoves: it ranges from 0 to 10, the latter number applying when the color is very black and dense. smoke-silver (smok's ilver), n. Money formerly paid annually to the minister of a parish as a modus in lieu of tithe-wood. IMG:content-1371.png:[blocks in formation]