pyro

It is the particular business of a chemical called “pyro” to release this latent image.

It is to him more than to any other, for instance, that is due the first steps in our knowledge of pyro-(or thermo-) electricity.

Place a small heap of dry granulated soda (or half a dozen tablets of sodic hydroxide) by the side of the pyro tablets.

She lighted the little pyro stove, opened a closet and took out a saucepan, a bottle of milk, a sugar dish and some spoons.

According to Reichenbach, pyro-acetic spirit may be extracted in considerable quantity from beech tar.