potass

American  

[pot-as] / ˈpɒtˌæs /

noun

1. potash.

2. potassium.

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Etymology

Origin of potass

1790–1800; < French potasse < Dutch potasch (now pronounced and spelled potas ) potash

Example Sentences

To make the common fulminating powders.—Grind and mix intimately, three parts of nitrate of potass, with two of sub-carbonate of potass, and one of sulphur.

From A Select Collection of Valuable and Curious Arts and Interesting Experiments, Which are Well Explained and Warranted Genuine and may be Performed Easily, Safely, and at Little Expense. by Unknown, Various

The composition for looking glass plates, is 60 lbs. of clean white sand, 25 lbs. of purified sub-carbonate of potass, 15 lbs. of nitrate of potass, and 7 lbs. of borate of soda.

From A Select Collection of Valuable and Curious Arts and Interesting Experiments, Which are Well Explained and Warranted Genuine and may be Performed Easily, Safely, and at Little Expense. by Unknown, Various

Gold and other metals have been melted, and even burnt; and potass, soda and lime have been reduced to their respective metallic states, by being made to form part of a galvanic circuit.

From A Select Collection of Valuable and Curious Arts and Interesting Experiments, Which are Well Explained and Warranted Genuine and may be Performed Easily, Safely, and at Little Expense. by Unknown, Various

Our ashes produced a potass of fine colour, and we did not doubt of succeeding, when we should have sent a sample of it to France.

From Perils and Captivity Comprising The sufferings of the Picard family after the shipwreck of the Medusa, in the year 1816; Narrative of the captivity of M. de Brisson, in the year 1785; Voyage of Madame Godin along the river of the Amazons, in the year 1770. by Maxwell, Patrick

The same effect may be produced by a mixture of one part muriate of ammonia, one part nitrate of potass, and three parts of water.

From A Select Collection of Valuable and Curious Arts and Interesting Experiments, Which are Well Explained and Warranted Genuine and may be Performed Easily, Safely, and at Little Expense. by Unknown, Various