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2017 July
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INdepth drug test
Graduate student Greta Ren inserts a catridge into the machine to show how it works. The cartridge, about the size of a fingertip, separates the drug from the droplet of blood so it can be identified with a mass spectrometer, an instrument used to identify the kinds of particles present in a given substance.
Kelly Lafferty Gerber | Kokomo Tribune
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