Denzel Washington on screen and stage. Denzel Washington is an American actor who made his feature film debut in Carbon Copy (1981).[1] In 1982, Washington made his first appearance in the medical drama St. Elsewhere as Dr. Philip Chandler.
Report Abuse. Sprinklers do not detect smoke. Some operate by a fuse that melts, from the heat of a fire, to release water, others operate by a sudden drop in water or air pressure in the pipe which is controlled by a alarm system, when activated.
In addition, a sprinkler system can reduce the severity of a fire enough to allow firefighters easier and safer access to the affected area. One of the most widely used sets of standards covering fire sprinkler requirements for commercial buildings is NFPA 13, Standard for the Installation of Sprinkler Systems.