multicolored plastic granules

backgrounds batch blue chemistry class color colored complexity composite design discovery element equipment ethylene experiment extrusion factory glass grained green highscale image industry injection innovation laboratory magnification material mold molding molecular molecule multi nanotechnology orange particle pattern pellets petrochemical plant plastic polycarbonate polymer polypropylene polystyrene polythene rd raw recycling red reflective research resins rubber science scientific small structure technology thermoplastic wallpaper white yellow