Norway's pollution control authority (SFT) has proposed a zero-emissions limit on toxic chemicals associated with "the washing, cleansing, disinfecting and impregnation" of netting used in fish farming. The ban would be phased in over three years starting next January, with copper the initial target due to its known toxicity to marine organisms. Other chemicals on SFT's list include diuron, tolyfluanid and solvents. See press release.
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