1.   The chemical effluent from the process flows untreated into the rivers.

2.   In addition to dozens of fires and spills, the company has been cited repeatedly for illegal storage, unsafe procedures and chemical effluents.

3.   He said besides illegal factories along the river banks, there were also factories situated away from the river bank but discharged chemical effluents into Sungai Langat.

4.   The pollution of Sungai Langat affected millions of residents in the Klang Valley when water treatment plants were shut down due to water contamination by chemical effluents.