Gas in the Air

ETHANE, METHANE You should Commit these to memory.

They are the most common reporting format for major incident notification.

Major Incident
Exact Location
Type of Incident (MVC, MCI, HAZMAT)
Hazards Present or Expected
Access Safe Routes, NO GO Routes
Number and Severity of Casualties.
Emergency Services Present and Required

MIST Radio Card in 2 Versions and the METHANE Card (doc formated, so you can add or subtract as required by your SOP)

METHANE
MIST V2
MIST

Podcast Audio for those who would like to stream it

http://dscotpodcast.podomatic.com