... and lightweight. 100% polypropylene. Reuse 100% PP yellow chemical-absorbent pads chemical absorbent pads: (1)Rapid oil absorption. (2) ... used for all possible liquid leakage or oil and chemical storage and distribution of the place, including CangKuOu, ... plants, paper mill, optical fiber factory, enterprise, oil/chemical storage companies, oil refineries, oil depot, environmental cleaning companies, ...