white granules of rubber, polypropylene or polyamide on a black background

acetate advertising articles background backgroundncopy black caoutchouc chemistry chloride compound compounding density dye elastomer ethylene fabric factory gel granulate granules hdpe industrial industry lab laboratory ldpe manufacturing material nitrile paper pellet petrochemicals pigment plastic polyamide polycarbonate polyethylene polymer polypropylene polystyrene polythene polyvinyl primary print printing production pvc raw resin rubber science scientific space technology texture thermoplastic tpe tube white