Originally Posted by Autoputzer

Nitrogen doesn't get you anything with car tires. Aircraft tires at 200 PSI and 40,000 feet (-40 to -70 F), yeah, but not with cars.

Checking tires is a whole lot easier with a mechanic's stool.

The new Discount Tire in Bubbaville checks customers' tires free of charge, with a special lane set up for that. They don't have leverless tire machines, though. "We won't scratch your wheels... promise." No, thanks.