Crossword-Solution: ROTTENSTONE 11 letters, 8 clues 🏆 scrabble score: 11

The requisite chemicals are-- NITRIC ACID, ROUGE, DRY IODINE, MERCURY, DRYING POWDER, HYPOSULPHITE OF SODA, CYANIDE OF POTASSIUM, CHLORIDE OF GOLD; OR ROTTENSTONE, HYPOSULPHITE OF GOLD.

Then take a pellet of cotton and well polish the plate with this mixture, in the same manner as with the rottenstone.

This solution should be kept in a bottle labelled "poison," and the bottle well shaken before it is used, which should be only occasionally, for in a general way the Brass should be cleaned with pulverized rottenstone, mixed into a liquid state with oil of turpentine.

The decks were regularly holystoned every morning when the ship was at sea--to the intense disgust of the crew--the brasswork was as regularly polished, not with the usual rottenstone and oil, but with special metal polish provided out of the skipper's private purse; and there was no more certain way of "putting the Old Man's back up" than for a man to allow himself to be seen knocking the ashes of his pipe out against any portion of the ship's painted work.

The smoothing is done with a lead lap and fine emery, and the polishing may be accomplished by means of a lead lap, whose surface is hacked and supplied with rottenstone and water.