super absorbent polymer,SAP,water absorbent polymer 1.Non-toxic,odorless,reusable,biological. 2.baby diaper Super absorbent polymer,SAP,water absorbent polymer:can swell hundreds of times in water to ... with soil or substrate to preserve water and nutrionts,small plants, agriculture and non-soil transportaion.There are ... 0,WRA-1,WRA-2,WRA-3 for forests,small plants,laying turf and seeds. Dry mix: Simply ...