“…There are many reports on the wide-spread contamination of the environment caused by leaching of CPs from dumping sites (15,16) or following accidental spill of CPs from industries using these chemicals (1,3,17). We have earlier shown that normal operation of a CP dip-treatment facility for timber and lumber in the sawmill industry has lead to serious local contamination of soil and groundwater (18,19) by CPs and the minor constituents of technical CP formulations, PCPPs (10,11,19) and PCDFs (11).…”