cooltruckstartup on Youtube has a bunch of videos showing the dirty diesels that companies drive and the exhaust they release into the neighborhoods!
After dropping off a mattress, this Isuzu drops off a load of black soot. He knows the pipe is ready to jizz some smoke and he’s ready to film it.
Here’s a video of a school bus driving by, walks right into the smelly cloud of fumes it leaves behind.
The driver left the bus idling so the soccer team is hanging out by the tailpipe and breathing it in!