Keywords: PMMA-chain.png Skeletal formula of a short length of a polymethyl methacrylate chain Perspex C<sub>5</sub>O<sub>2</sub>H<sub>8</sub> <sub>n</sub> Author date of creation self made by Ben Mills at 21 24 9 March 2006 UTC Source user-created image Comments high-resolution black and white PNG; ChemDraw / Photoshop 2006-03-09 own assumed Benjah-bmm27 Acrylic glass Polymethylmethacrylate |