sal soda

American  

noun

1. sodium carbonate.

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sal soda British  

noun

1. the crystalline decahydrate of sodium carbonate

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Etymology

Origin of sal soda

late Middle English word dating back to 1425–75

Example Sentences

Hard water may be softened with potash or sal soda, which is much cheaper than borax and ammonia, but potash and sal soda are both corrosive and very injurious to the linen.

From Guide to Hotel Housekeeping by Palmer, Mary E.

To do away with the odor which is apt to result from the use of oil as fuel, remove the burners, boil in sal soda water, dry thoroughly, and return to the stove.

From The Complete Home by Laughlin, Clara E. (Clara Elizabeth)

Large crystals of sal soda containing but 37% sodium carbonate are formed.

From Soap-Making Manual A Practical Handbook on the Raw Materials, Their Manipulation, Analysis and Control in the Modern Soap Plant. by Thomssen, E. G.

The drain pipe must not be overlooked, but given the same sal soda treatment, otherwise it becomes coated and a fruitful source of germs.

From The Complete Home by Laughlin, Clara E. (Clara Elizabeth)

If bleaches of any kind are to be used—washing powders, sal soda, borax, and the like—it must be in either the soaking water or the boiler, and very sparingly.

From The Complete Home by Laughlin, Clara E. (Clara Elizabeth)