81.   Tests on ashes produced by the incinerator revealed high levels of heavy metals and hazardous chemicals, the group said.

82.   The Cartagena conference, which formally opens Wednesday and ends on Friday, is to consider a plan by the U.N. environment agency to strengthen safeguards against hazardous chemicals.

83.   The benzene was burned off during the production so the emissions and cement are free of the hazardous chemical, according to the Environmental Protection Agency.

84.   The forest was closed Friday and may remain shut for weeks, while investigators collect evidence and remove hazardous chemicals.

85.   The increased security began shortly before Attorney General John Ashcroft told Congress that terrorists may be planning an attack using a truck carrying hazardous chemicals.

86.   The group claims that soft PVC can poison children with hazardous chemicals when they chew or bite on toys.

87.   The law also curbs the use of hazardous chemicals and pesticides, bans discharge into marine environment and designates protected areas.

88.   The security increase began shortly before Attorney General John Ashcroft told Congress terrorists may be planning an attack using a truck carrying hazardous chemicals.

89.   The train was carrying wood as well as hydrochloric acid and at least five other hazardous chemicals.

90.   The United Nations has called for tougher safeguards on the production and storage of hazardous chemicals in developing countries to prevent industrial accidents.