Its street names include coke, C, snow, and flake. Cocaine is sold as a fine white powder. Street dealers sometimes dilute it with substances like cornstarch or sugar, or local painkillers like benzocaine.
Users often snort cocaine.
They also dissolve it in water and inject it into their veins. Crack is cocaine chemically changed so it can be smoked. Crack chunks are also known as rock. Freebase is a pure form of cocaine that can also be smoked. Some crack and freebase users inhale the vapors from heated glass pipes.