DescriptionPolystyrene.svg English: Polystyrene Français : Polystyrène Deutsch: Polystyrol Date 21 May 2008 Source Own work Author Yikrazuul Other versions
Description: DE: Polystyrol EN: Polystyrene Source/Drawer: Self made, 11:42, 15 December 2005 (UTC) License: GNU FDL Comments: picture has a resolution
DescriptionPolystyrene skeletal.svg English: Structure of Polystyrene Deutsch: Struktur von Polystyrol Date 29 July 2014 Source Own work Author LordOider SVG development