Origin of soda ash
First recorded in 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for soda ash
The soda-ash used by the soap-boiler, contains in general about 36 per cent.
Scalded or simmered in a lye of soda-ash of about only 2-3rds the former strength, and washed.
If the alkali be soda-ash of 40 per cent., half the weight will of course suffice.
The ingredients in alkaline glazes are soda-ash, whiting, feldspar, flint and oxide of tin.The Potter's Craft
Charles F. Binns
It is chiefly obtained as a by-product in the manufacture of soda-ash by the Leblanc process (see Alkali Manufacture).
- the anhydrous commercial form of sodium carbonate
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012