substitute

  1. L

    Drug test temp strips trick for subbing

    So I was reading up on subbing extensively and noted that some people say they piss inside the cup and dump it then put their sub in, but a much more common sense idea came to mind (couldn't find this ANYWHERE) Why not just either A. Piss on the outside of the cup on the test strip to get it to...
  2. HydroNito305

    Are these two products comparable? Can one replace the other?

    Are these two products comparable? Can one replace the other?:
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