For those who might not know (there's at least one TDB commentor who didin't), the name refers to the whipped-cream bombs that restaurants use that charge with a small cylinder of nitrous oxide.
Anyway, i liked this opening to the TDB post:
...and they weren't even inhaling it...Nitrous oxide is all the rage in Southern California. The drug, used by dentists as laughing gas and often referred to by kids as whippits, has evolved from a rave staple to a mainstream party favor, according to Los Angeles authorities, and has been the cause of numerous [...] car accidents [...] in recent years. ...