Because there's a lot of people out there wanting to make money...CockneyBoy said:Many people say its a gimic, but why do so many people offer the service
Air is NOT an element so it does NOT appear on the periodic table!I just checked the periodic table Nitrogen is 14 and air is 28. I think the saving is half. But Helium is 4.
Waste of Â£5 IMHO.I have checked out Quick fit they will fill Nitogen in each tyre for a pound each. I'm thinking about it.