In 1995, Boeing has received more than 200 orders for large commercial aircraft, compared to 66 for Airbus. The first nine of these pesticides are listed among U.S. Customs export records covering the years 1991 to 1994. During this period, Customs records indicate that the United States exported at least 58 million pounds of Dirty Dozen pesticides. It has no bad effect on human health. The Republic of Korea banned chlordane in 1979, but imported more than 100 tons of it in 1991 and 1992.
Studies show chlordane is bioaccumulative, making it highly toxic to aquatic organisms and birds.
It has been linked to human reproductive and endocrine problems. Other countries that imported U.S. Dirty Dozen pesticides despite having restrictions on them include Brazil, Japan, India, Zimbabwe, Australia, Costa Rica, France, Israel, Thailand and El Salvador, according to the study.