the tiny fragments of extremely hot burning hash
which fall out of the end of a spliff
and indiscriminantly burn holes in clothes, sofas, carpets, or anything else which the smoker forgot to move out of the way. any regular smoker of hash
will gradually begin to find that all of their clothes have been ruined by tiny burn holes caused by the dreaded hotrocks.
dan made the mistake of smoking a spliff while naked, he shrieked like a girl when the hotrocks burned into his pubes