Liz Girvan (Microscopy Otago) prepares a chocolate sample for visualising on the scanning electron microscope (SEM). Because chocolate contains water, the sample is frozen in liquid nitrogen before it is visualised.
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Liz Girvan (Microscopy Otago) prepares a chocolate sample for visualising on the scanning electron microscope (SEM). Because chocolate contains water, the sample is frozen in liquid nitrogen before it is visualised.
