| 单词 | rottenstone |
| 例句 | I was kneeling on the other side of it, polishing the lock with an oily rag and rottenstone. Chains 2008-01-01T00:00:00Z The sides were painted a rich brownish-red, which was lovingly hand-polished to a shiny gloss with oil and rottenstone. How Lincoln’s Final Journey Brought the Country Together 2015-04-15T04:00:00Z Tripoli and rottenstone are light, porous, siliceous rocks which have resulted from the leaching of calcareous materials from various siliceous limestones or calcareous cherts in the process of weathering. The Economic Aspect of Geology 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. Scientific American, Volume XLIII., No. 25, December 18, 1880 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. One of the Very Best Scouring Pastes Consists of—Oxalic acid, 1 part; Iron peroxide, 15 parts; Powdered rottenstone, 20 parts; Palm oil, 60 parts; Petrolatum, 4 parts. Burroughs' Encyclopaedia of Astounding Facts and Useful Information, 1889 Then take a pellet of cotton and well polish the plate with this mixture, in the same manner as with the rottenstone. History and Practice of the Art of Photography A very good general polish for brass may be made of 1/2 a lb. of rottenstone and 1 oz. of oxalic acid, with as much water as will make it into a stiff paste. Practical Suggestions for Mother and Housewife Brass lamps may be cleaned with oil and rottenstone every day when trimmed. The Book of Household Management A "Paste" Metal Polish for Cleaning and Polishing Brass.—Oxalic acid 1 part, iron peroxide 15 parts, powdered rottenstone 20 parts, palm oil 60 parts, petrolatum 4 parts. Burroughs' Encyclopaedia of Astounding Facts and Useful Information, 1889 Pulverize the oxalic acid and add rouge and rottenstone, mixing thoroughly, and sift to remove all grit; then add gradually the palm oil and petrolatum, incorporating thoroughly. Burroughs' Encyclopaedia of Astounding Facts and Useful Information, 1889 Bath brick or rottenstone may be used for polishing. Burroughs' Encyclopaedia of Astounding Facts and Useful Information, 1889 |
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