BHOPAL TRAGEDY Profit against Safety Radhika Ramaseshan SIX months ago, the Town Planning Department of the Madhya Pradesh government had categorised 18 industries as 'obnoxious', and had, therefore, stipulated that such industries must be subject to "continuous assessment for their impact on the environment". The list, which included the gelatin industry, made no mention of the pesticides industry, A spokesman from the MP Environmental Pollution Control Board said that atmospheric tests conducted by the Board within Union Carbide's BhopaJ plant indicated the biological oxygen demand (BOD) and chemical oxygen demand (COD) levels to be 10 to 100 times higher than the ISI permissible limit of 30 milligrammes per litre. "The Air Pollution Act clearly mentions that if the ISI limit is crossed by a factory, the government has the authority to revoke its licence, but unfortunately no action was taken against Carbide", he said.