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Listen to native speakers pronounce “chromatography” in real conversational contexts with synchronized timestamps and subtitles.
So, the researchers who were working the site sent for this analytical chemist, a guy named Patrick McGovern, he works at the University of Pennsylvania.He ran a bunch of tests-- gas chromatography, mass spectroscopy, Feigl spot test, he shot lasers at it.He you did all the cool stuff you can do if you have a lab at Penn and found three things.