1.   Greenhouse trials have already shown the reed bed potential in treating liquid effluent from this area and the pilot will enable more detailed studies to be carried out.

2.   The factory had five years to treat its effluents before dumping.

3.   The two cities will send the Indian community high-quality treated effluent from renovated wastewater treatment plants.

4.   Five pumps treat effluent and then pour it into the river.

5.   The process for treating the effluents did not keep pace with the expansion of the industry.

6.   The utility Welsh Water credits the group with helping to persuade it to treat effluent with ultraviolet light to kill viruses and bacteria.