saleratus

If saleratus is used in bread where no acidity is present, it is a medicine; or, if you please, a poison both to the stomach and intestines.

From Vegetable Diet: As Sanctioned by Medical Men, and by Experience in All Ages Including a System of Vegetable Cookery by William A. (William Andrus) Alcott

A mixture of chalk, saleratus, and soda is often given by farmers; yet they do not afford permanent relief.

From The American Reformed Cattle Doctor by George Dadd

Some people use only a tea spoonful of saleratus, to a pint of molasses, but it is much better with more, appearing in point of lightness like sponge cake.

From The New England Cook Book, or Young Housekeeper's Guide Being a Collection of the Most Valuable Receipts; Embracing all the Various Branches of Cookery, and Written in a Minute and Methodical Manner by Anonymous

Buttermilk or sour milk with a tea spoonful of saleratus, is better to mix with the Indian meal, than sweet milk and eggs.

From The New England Cook Book, or Young Housekeeper's Guide Being a Collection of the Most Valuable Receipts; Embracing all the Various Branches of Cookery, and Written in a Minute and Methodical Manner by Anonymous

I mean, oh, I mean, some ill-bred person has put saleratus in my little bowl.

From Molly Brown's Post-Graduate Days by Nell Speed