Article R4412-33 of the French Labour Code
Alarm systems and other communication systems are installed to allow, in the event of an accident, incident or emergency due to the presence of dangerous chemical agents in the workplace: 1° An appropriate reaction; 2° The immediate implementation, where necessary, of the measures required; 3° The initiation of rescue, evacuation and salvage operations. The measures to be implemented, in particular the rules for evacuating workers, are defined in advance in…