potassa

Instead of the potassa, a little milk of lime may be used, along with its own bulk of water.

A bright-yellow gas, prepared by gently heating chlorate of potassa with hydrochloric acid.

To remove dry paint or hard putty make a saturated solution of caustic of potassa with water.

Dissolve the potassa in the water heated to a boiling point and add the other mixture to it.

Sulphur, 16 parts; calcined alum, 23 parts; chlorate of potassa, 61 parts.