I realize that gasoline is explosive. But my understanding about CNG is that it's ...... more explosive (or at least more easilly ignited).
30 seconds long, safe for work.
(KTLA Channel 5, Los Angeles)
And here's a nifty factoid: AT&T's nationwide fleet of 5,200 service vans are all now officially CNG-powered.
2 minutes long, safe for work.
(CBS-affilliate, DFW Channel 11, Dallas-Fort Worth)