When the scene of a shart is left unattended over an extended period of time the sharticles, or particles of shart begin to harden due atmospheric exposure.
This results in the shart forming a thin crusty lining in the jocks which although uncomfortable, is sometimes preferable to admitting to having performed the initial shart in the first place.
"I knew I should have changed after that shart. Now I've got hardening of the sharteries."
"Madeline is walking a bit gingerly today, maybe she's got hardening of the sharteries..."
The ridiculously easy way to get high. Easily accessible by many age groups. Most popular among tweens who sniff it constantly, but often get tired and would rather small the cherry scented markers instead. Some schools have realized that these markers are dangerous, so they watch their students carefully use them. Just like when they handle white out and glue.
Elaine: Ooh! Sharpies!
Matt: Yea!..
Elaine: Give me one! *sniffs* Do you think we could get highoff of this?
Matt: *shrugs and sniffs them,too*