Matt Bender of Middleburgh HS prepares to analyze antifreeze by gas chromatography.
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| Dr. Joe Sprague of SUNY Cobleskill instructs Andrea Falco of Cobleskill-Richmondville HS how to prepare a sample for injection into the GC. | Middleburgh HS teacher Becky Shaul prepares a sample for GC analysis. |
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| Richard Payne of CRHS injects an alcohol mixture into the instrument. |
Matt Bender of Middleburgh HS prepares to analyze antifreeze by gas chromatography. |