Quote Originally Posted by boburke1
Also - My friend used a home test for marijuana and passed, and I tryed using it a second time. Gave a mid stream sample and waitied and it didn't change the bar. Are they good ONLY once?
Yes those tests are only good for a one time use. Did you really think you were going to piss on his piss covered strip and have the color go away? Next comment, gross dude.