The conversion of chemical energy to electric energy within a storage battery. 1  A flow of electricity in a dielectric, especially in a rarefied gas. 2  A flowing out or pouring forth, as of a bodily fluid; emission or secretion. 3  A substance or material that is released, emitted, or excreted, especially from the body.
Soapstone countertops: The dark countertops and sink in this photo are made from soapstone. Soapstone is heat resistant, stain resistant, nonporous, and resistant to attack from acids and bases. It is often used as a natural stone countertop in kitchens and laboratories.
Two equivalent images of the chemical structure of sodium stearate, a typical soap. In chemistry, a soap is a salt of a fatty acid. Household uses for soaps include washing, bathing, and other types of housekeeping, where soaps act as surfactants, emulsifying oils to enable them to be carried away by water. In industry they are also used in textile spinning and are important components of some lubricants.