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adlaw: busy with their organic unknowns
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adlaw: my students having fun in the laboratory
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adlaw: taggy doing separation of organic mixtures board work
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adlaw: we are busy, miss.
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adlaw: reagent bottles
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adlaw: students prepared phenolphthalein and fluorescein
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adlaw: students enjoying christmas party videoke
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adlaw: jotay doing his stuff...
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adlaw: my students