Waterborne trade effluents. (b) The control trade effluents.
D007220:Industrial Waste / Q000517:prevention & control*; D007603:Jurisprudence; D006113:United Kingdom; D014872:Water Movements; D014876:Water Pollution / Q000517:prevention & control*; D014877:Water Pollution, Chemical / Q000517:prevention & control
D007220:Industrial Waste