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Old 28 October 2007, 01:47 AM
Mycroft Mycroft is offline
Join Date: 29 January 2006
Location: Portsmouth, UK
Posts: 1,309

Nitrogen is better-suited to use in tires than compressed air in part because its larger molecules don't seep or "migrate" through the tire's rubber skin as quickly.
The three main components of dry air are Nitrogen, Oxygen and Argon, of which Nitrogen has the smllest molecules.
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