Masturbation?

You've been doing more of it than you know of, and in public too. A disgruntled look on your face makes it look ever so silly. The conversation began this morning about Nitrogen filled tires. I've noticed a majority of vehicles on the road are using nitrogen tires, or at least faking the funk with green valve stem caps.  This idea of improved tire performance is not just silly, it's over the top salesmanship.  The advantages of nitrogen proposed are true, less chance of leakage since apparently the molecules...

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