I've used gas station air before, but not in quite awhile.
One thing I learned when I did was to never trust the pressure gauge on the hose.
Originally Posted by Zero_Enigma
Speaking of which I just got back from MEC (
http://www.mec.ca ) yesterday and got a Schraeder (how do you pronounce that anyways?) to Presta adaptor just for the emergency fix kit. It costed me $0.75 for the adaptor and I think it's a good investment to have one. It's slightly larger then a pencil (non-mechanical but the old fashion ones) eraser so it'll fit in a small repair kit.
Zero_Enigma
+1
I always have at least one Presta/Shraeder adapter on me, regardless which bike I'm on. It's just part of my tool kit.