Quote Originally Posted by Tokeman420
Latley I have been getting drug tested and have been substituting friends urine everytime and getting away with it. Things are going good but I know that it is not good to keep urine for more than 18 hours. I have heard that freezing it can make it usable for longer. Is this true? If anyone knows anything to help me keep urine longer please respond.

try to get in touch with registered member 'IamN2pot' he's the man with piss..