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Old 11-20-2010, 04:53 PM
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Quote:
Originally Posted by KTMPRO View Post
Believe Nitrogen has smaller oxygen molecules thus leaks through the sidewalls at a slower rate.
O2 "permeates" approximately 3-4 times faster than does N2 through a typical rubber, as is used in tires, primarily because O2 has a slightly smaller effective molecular size than does N2.
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