pearlash

[ purl-ash ]

/ ˈpɜrlˌæʃ /

commercial potassium carbonate.

Origin of pearlash

First recorded in 1720–30; pearl¹ + ash¹

Thousands of wagon loads of pure saleratus and pearlash could be got here.

Journal of a Trip to California by the Overland Route Across the Plains in 1850-51 |E. S. (Eleazer Stillman) Ingalls
Take half a pound of turmeric, and a quarter of a pound of pearlash; boil in a gallon of water.

Mrs. Hale's Receipts for the Million |Sarah Josepha Hale
Boil the wood in the rose-water in a glass vessel; then, when cold, add the pearlash and spirit.

The Art of Perfumery |G. W. Septimus Piesse
Hard water spoils the color of vegetables; a pinch of pearlash or salt of wormwood will prevent that effect.

A Poetical Cook-Book |Maria J. Moss

Pearlash water and sand is also good to extract grease and oil, they should be rubbed hard, then rinsed directly.

The New England Cook Book, or Young Housekeeper's Guide |Anonymous