Er, ah, who exhaled on my Coke?
Looks like inhaled alcohol. (1) Drop two cubes of dry ice into a portable coffee mug; (2) pour a shot of your favorite alcoholic beverage into the mug; (3) cap it and watch the vapors pour out; (4) Inhale five vapors and you're drunk. New favorite kid thing that Florida has made illegal but can't really stop. YouTube is filled with demos.