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Keywords: Polyurethanepolymer.png Chemical structure of Polyurethane polymer own 2007-05-26 P Cottontail GNU Free Documentation License GFDL Public domain PD Comments High-resolution black/white png made with ChemDraw and Photofiltre ” see WikiProject Chemistry - structure drawing for detailed instructions Please drop me a note if you need the source file GFDL-self-no-disclaimers relicense polyurethanes |