- Author
- Rattlidge, J.
- Title
- Explosion Proof or Intrinsically Safe Alarm Signaling in Hazardous Areas.
- Journal
- International Fire Protection (IFP) Magazine, No. 31, 79-80, November 2007
- Keywords
- fire alarm systems | signals | explosions | safety
- Identifiers
- audible and visual signals; alert, inform and 'alarm' people; explosive atmsophere; normal and abnormal working conditions