Originally Posted by KevinF
Medical grade CO2??? Now *that* is beautiful! I use CO2 inflators myself; I've often heard that CO2 leaks out of tubes faster then regular air does. Can anyone confirm / deny? What reason would there be for this?
A CO2 molecule is larger than an O2 molecule so(in theory) the leakage should be less, but I am just a drivel spouting bikeshop person*.(I did ask a chemist)
And for whover posted it, a proper Italian bike rider would never stoop to use a Park tool, all their tools come straight out of the Campagnolo tool kit.
*Bashing on LBS is the reason that very few industry people post here any more. There was a mass exodus of industry and shop people about a year and half ago. They realised how little they were appreciated on this forum and split.