Crystal Methamphetamine has several different names (i.e. Crank, Crystal, Ice, Glass, Shard, Tweak). It may be snorted, smoked or injected. While there are some users who will snort or smoke amphetamine, many, in the end will opt to inject. Stimulants mirror the action of adrenaline and dopamine which can increase blood pressure, heart rate, breathing rate, … Read more