Gross purchase rubber (rubber cubes, Cup). I found all the waste water is waste water that results from water samples obtained to purchase timber sample, table 3:
The business of buying rubber (Rubber cup lumps) found sewage facilities. As a result of waste water, waste water samples from the timber three examples have been followed.
From the company to buy Rubber (rubber cup lump) found water everywhere. The waste water has the characteristics of the wastewater from the sample point to buy rubber 3 samples. ได้ผล as tables.