Need to refill tires with nitrogen -- where to go? Submitted by [deleted] t3_yz1j0d on November 19, 2022 at 2:37 AM in pittsburgh 13 comments 0
robbratton t1_iwxuaed wrote on November 19, 2022 at 4:22 AM You know that normal air is already about 78% nitrogen, right? https://www.nationalgeographic.org/encyclopedia/atmosphere/#:~:text=Earth's%20atmosphere%20is%20composed%20of,up%20the%20remaining%200.1%20percent. Permalink 5
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