eating chalk

Is Chalk A Drug? Methamphetamines: This drug is a central nervous system stimulant. In legal settings, it’s used as a medication for ADHD or other disorders. Illegal use also exists. Slang names include: Bump, Aqua, Chalk, Colorado Rockies, Crank, Chalk, Fizz, Hot Ice, Lemon Drop, Meth, and Zip. Why do people eat chalk? People experiencing