Paper Chromatography: A tecnique we use to separate substances into many elements. This is my chromatography experiemnt which separated a GREEN FOOD COLORING into 2 color components, which are Blue and Yellow. 
PGHK 1061 Kuè-khì-ê Jī-tsa̍p-nî 過去兮二十年
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It’s such a rare occasion where a bunch of our regular guests and listeners
would be recording in a physical space, so I took this opportunity to ask
the...
1 day ago
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