Originally Posted by
ItsJustMe
Actually probably not. Mostly I think they regulate the pressure down to about 40 PSI, to keep morons from exploding their car tires. Too LOW for bicycle tires. At least they're like that around here. When they work at all.
All I know, is that many years ago, I once tried to fill my bicycle tire with air from a gas station and the darned thing blew my tire up!
I've been a believer ever since!