Some alarm systems are tied to video surveillance systems so that current video of the intrusion area can be instantly displayed on a remote monitor, not to mention recorded. Some alarm systems use real-time audio and video monitoring technology to verify the legitimacy of an alarm.
Pipe(noun) any long tube or hollow body of wood, metal, earthenware, or the like: especially, one used as a conductor of water, steam, gas, etc. Pipe(noun) a small bowl with a hollow steam, -- used in smoking tobacco, and, sometimes, other substances.
drainpipe - a pipe through which liquid is carried away. waste pipe, drain. culvert - a transverse and totally enclosed drain under a road or railway. pipage, pipe, piping - a long tube made of metal or plastic that is used to carry water or oil or gas etc. scupper - drain that allows water on the deck of a vessel to flow overboard. sewer, sewerage, cloaca - a waste pipe that carries away sewage or surface water. soil pipe - drain that conveys liquid waste from toilets, etc. trap - drain consisting of a U-shaped section of drainpipe that holds liquid and so prevents a return flow of sewer gas.