Glossary C
Cellulose insulation is made from wastepaper, such as used newspaper and boxes. It is shredded into small particles, and chemicals providing resistance to fire and insects are added.
The Coordinated Universal Time (abbreviated UTC), the primary basis or standard used worldwide in the regulation of clocks and time.
Cellular telephone is described as a device consisting of a control unit, a transceiver, and an antenna that processes calls to be sent to or received from the cellular system.