Argh, that's frustrating. Perhaps biohacker folks may work on how cheap the chems are for these sorts of tests "unapproved" DIY/out-of-pocket way to do it? Th

Argh, that's frustrating. Perhaps biohacker folks may work on how cheap the chems are for these sorts of tests "unapproved" DIY/out-of-pocket way to do it? This seems like a TED / TEDx speaker-worthy problem begging for a cheaper/easier solution.