Based on the devicess location Haztrakr displays a list of nearby hazardous materials sites, using information from regulatory authority databases. A google style text search can also be used to find Hazmat sites.
For each a site a list of the hazardous materials can be shown, together with site maps (floor plans) and the facilitys emergency contact information.
Note that its a specialist application, and will not function unless you already have access to the hazardous materials databases concerned.