During a Drug Test Can They Tell the Difference Between Human and Dog Piss?

Question by Lonely Starlight: during a drug test can they tell the difference between human and dog piss?
a friend of mine has to get a drug test today. She is so going to fail it. She asked me if they can tell the difference during the drug test if it is human or dog piss. Does anyone know?

Best answer:

Answer by Data M
They can.

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