I actually took this approach last year in Feb 2012. I am an occasional smoker like once every weekend and ad been clean for a few months before I became occasional. used someone else's urine and my own and PASSED the test. I had smoked two days before the test and KNEW I wasnt going to pass but I did!
the concentration of 'drugs' in the solution would also dilute
Yes it will test positive for drugs.
definitely DIRTY
Don't do drugs.
Diluted peroxide does an awesome job cleaning urine stains.
You don't.
Not taking drugs in the first place
can you get a dirty urine test from sex with a drug user?
Diluted urine can cause a violation of probation. Diluted urine indicates that the urine has been tampered with to alter test results.
Don't take drugs.
Not at all.
Don't do drugs.
Don't take drugs