Nitrous Oxide is no laughing matter & Methane just stinks. So for all you clowns abusing them at the Earth's expense, just say No. And say Yes to reduced emissions by your practice of safe breathing & emitting instead.
Save the air that you breathe and don't exhale as often..."All I need is the air that I breathe, yes and to love you" [Gaia] "The Air That I Breathe " The Hollies