Doosjes, 'information' sheets, plastic rubbish; all generated by ecigs (here HEXA vaping 'system') packaging. Waste is the New Gold but not for the right reasons.
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The Colourful Coordination Complexes of Copper II – Absorption Spectrometry
Copper is a d-group metal with a full 3d orbital: the electron configuration of the neutral atom is 4s 1 3d 10 . When copper is oxidised to...
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