We will also look at trade effluent because it is the dirty water and normally needs to be licensed and manage very carefully.

BBC: Carbon Trust launches scheme to tackle water waste

In October 2011 the previous owners Selonda (UK) pleaded guilty to permitting the discharge of "trade effluent and chemicals" in a prosecution brought by Environment Agency Wales.

BBC: ?40k grant saves jobs and seabass, says Edwina Hart