Synthetic rubber (Ameripol). This worker is standing on a "blowdown" tank, about ready to tap a polymerizer tank at the… https://www.rawpixel.com/image/12306750/image-plant-person-womanFree Image from public domain licenseSynthetic rubber (Ameripol). Carefully selected soap is used in the making of solutions used during the manufacture of… https://www.rawpixel.com/image/12307090/image-plant-person-technologyFree Image from public domain license