Patent ID: 8818713

Claim:
A method comprising: providing a central station and a plurality of environmental detectors within a protected area, each of the plurality of environmental detectors detecting environmental events within the protected area and reporting detected events to the central station; one of the plurality of environmental detectors detecting an environmental event within the protected area and reporting that event to the central station; the central station determining a location of the detected event and of each of the plurality of environmental detectors within the protected area; the central station dynamically computing a route from the determined location of each of the plurality of environmental detectors to the closest and safest exit based upon the determined location of the detected event; and the central station generating and sending a respective map showing the computed route to the closest and safest exit for that environmental detector to each of the plurality of environmental detectors and including displaying a location of first aid or personal protection equipment along the computed route to the closest and safest exit.