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

As an additional means of secrecy, the messages may be transmitted invisibly, by moistening the paper with diluted muriatic acid alone, the writing being rendered legible by a solution of prussiate of potass.

From The International Magazine, Volume 2, No. 2, January, 1851 by Various

A few compilers of "Receipt Books," "Supplements to Pharmacopœias," and others, add to the lime "charcoal powder," "carbonate of potass," "starch," &c.; but what action have these materials—chemically—upon hair?

From The Art of Perfumery And Methods of Obtaining the Odors of Plants by Piesse, George William Septimus

Then print, or draw with a camel-hair pencil, any figure or figures on every part of the paper, with a solution of sub-carbonate of potass.

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 tartaric acid or lees adhering to the sides of wine-casks, particularly of port-wine; an article of commerce; supertartrate of potass.

From The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc. by Belcher, Edward, Sir

The ashes consist of potass, lime, alumina, and iron in the state of carbonates, sulphates, muriates, and phosphates, and a small portion of silica.

From The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c. by Simmonds, P. L.