Could someone please explain the appeal and effects of inhaling Air Duster (canned air)?

My friends and I were being stupid one night and one whipped out a can of air duster. They huffed the entire thing in about half an hour and were freaking like crazy over it.
They offered me some but I refused because the idea inhaling compressed air (and however many unknown/ harmful chemicals) really [...]

I have had no effects from huffing air duster? Please anwer?

Im 15 and between me and my friend we huffed about a whole can of air duster. I have had no effects since and i heard most people pass out after a few hits but i huffed half the can and nothing happened except extreme dizziness, numbness, i was tripping out, and i felt like [...]