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Traditional and not-so-traditional chemistry lab work
straining blended blubbervacuum is used to suck fats
Emma Teuten pours concentrated sulfuric acid into flask full of fat-filled whale extract, turning the mixture black.hexane-halogen mixture
hexane extract rotary evaporator
whale extract is passed through silica gelpreliminary results from the gas chromatograph

  
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preliminary results from the gas chromatograph
Teuten (left) and Li Xu examine preliminary results from the gas chromatograph in the National Ocean Sciences Accelerator Mass Spectrometer facility. Modern equipment allows them to isolate and collect data on the individual chemical compounds in a sample. (Photo by Tom Kleindinst, WHOI Graphic Services)

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Posted: March 7, 2007

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