Purpose: to attain the discharge standard of Arsenic (as) -containing industrial waste water, reduce the damage it made to environment.
目的为使含砷工业废水达标排放，消除含砷工业废水对环境的危害。
2
The book addresses the management of other chemicals in drinking-water, such asarsenic or cyanotoxins.
这本书论述了对饮用水中的其他化学品的管控，比如砷或蓝藻毒素。
3
But the Department of Health failed to act even after the World Health Organisation in the summer reclassified sunbeds as being as carcinogenic as cigarettes, arsenic and asbestos.