The abnormally high levels of the contaminant dioxin were found in agricultural products made by the German company Harles and Jentzsch. The firm manufactures ingredients to enrich feed for poultry and swine.
Earlier, German officials filed charges against the firm at the center of a problem that prompted the closure of nearly 5,000 farms that sell poultry, pork and eggs.
http://english.chosun.com/site/data/html_dir/2011/01/10/2011011000970.html