- 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.