ABOUT | CATEGORIES | Worlds of David Darling | ADVERTISING | CONTACT

A · B · C · D · E · F · G · H · I · J · K · L · M · N · O · P · Q · R · S · T · U · V · W · X · Y · Z   entire Web this site ground A device used to protect the user of any electrical system or appliance from shock. Related categories    • ELECTRICITY GENERATION AND SUPPLY Also on this site: Encyclopedia of Science Transport Concepts & Designs (partner site) BACK TO TOP