- Author
-
Fire Prevention
- Title
- Detecting Alternatives.
- Journal
-
Fire Prevention,
No. 238,
26-28,
April 1991
- Keywords
-
smoke detectors
|
ionization chamber detectors
|
fire detectors
- Abstract
- Since their introduction in the late 1950's, ion-chamber smoke detectors have dominated the early warning fire detection market to the extent that today they probably account for over 90 per cent of installed detectors.