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jwq · 10-08-2007

Originally Posted by David C

Remember that air is 78% Nitrogen anyway.

And rubber is more permeable to other gasses in air then nitrogen, so if you wait long enough, the nitrogen content will rise...

10-08-2007	#30 (Post Link)
jwq AO Member Join Date: Jan 2005 Location: Netherlands Posts: 599 Member car: 147 GTA Cosmo blue	Re: 10W60 oil Originally Posted by David C Remember that air is 78% Nitrogen anyway. And rubber is more permeable to other gasses in air then nitrogen, so if you wait long enough, the nitrogen content will rise...