how long do these drugs stay in your system?

[Lulu]

what up,im on probation and im tryna get up on some trees..how long do Shrooms,Pcp,Alcohol and Nicotine stay in your system,get at me wit a list,get at me-

http://www.erowid.org/psychoactives/.../testing.shtml
clicking on the individual drugs on the chart will give you detection period and other info.