The Meth Test 1. Crank or Speed are other names for Methamphetamine.
Dopamine is a chemical used to make meth.
Meth relaxes or mellows people out. Meth does not have any significant long-term effects. Red Phosphorus, used in producing meth, turns into a poisonous gas when heated. Meth is an imported drug from the far east. Meth has nothing to do with the spread of HIV infection.