I am confident you know that inflation pressure has nothing to do with a tire's propensity to pick up a nail...
I have never seen a DoT-approved tire (any tire legal for sale in the USA) that did not have its max rated inflation pressure posted on the sidewall. Even Contis...
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Best tank ever: 72.1 mpg in February 2005, Seattle to S.F.
New personnal best 'all-city' tank June '08 ... 61.9 mpg!
Thanks to 'pulse-n-glide' technique.