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A comment on Smell PGH lets you report weird smells in Pittsburgh. Parent comment

Re:Smell PGH lets you report weird smells in Pittsburgh by JChase2 on Thursday June 22, 2017 @11:41AM (#14613007)
I've heard of development on drug detection "vaccumes" / machines, so it's probably possible. Kind of a scary idea tbh.

Edit: Apparently they are already in use at prisons. http://articles.baltimoresun.com/1997-10-02/news/1997275114_...

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