Drugs

Drugs - A chemical substance, such as a narcotic or hallucinogen, that affects the central nervous system, causing changes in behavior and addiction.

There are many different kinds of drugs. Marijuana, cocaine, prescription, LSD and heroine are just a few.

These drugs fall into different catagories, depressants, stimulants and hallucinogenics. For more information click here: http://www.associatedcontent.com/article/36682/three_categories_of_drugs_depressants.html

They can be smoked, ingested, insufflated, snorted or injected.