A review of the workings of the European Pollutant Emission Register, set up earlier this year, found a handful of plants operated by big companies, mainly in the chemicals and metals industries, are responsible for a large amount of air and water pollution. [refers to GlaxoSmithKline, Huntsman Petrochemicals, Solutia, Magnesium Elektron, Ineos Chlor, BP, Rhodia, EDF, Sevalco, Lucite, BASF]