The NIOSH pocket chemical guide has a searchable database.
The Wiser (Wireless Information System for Emergency Responders) guide .
The RAE conversion chart for PID's
The RAE LEL conversion chart
The US DOT Emergency Response Guidebook
The Sapphire Miran manual with abbreviation codes for chemical analysis.
http://www.sph.umn.edu/ce/perl/online/ |
Free online training for emergency responders is available through the U of MN School of Public Health
FEMA online independent study courses are available online.