11.   The bill also would place new federal controls on nuclear materials, plastic explosives, explosive chemicals and weapons of mass destruction.

12.   The officials said it was a possible explanation for traces of explosive chemicals found on the wreckage, the strongest indication that an explosive device brought down the plane.

13.   The vessel was acquired by federal grant after a traffic-paralyzing trip of four hours when the squad carried an unstable mixture of explosive chemicals on a trailer.

14.   They helped him buy and mix explosive chemicals in cheap apartments and a rented storage space in Jersey City.

15.   Traces of explosive chemicals, including TNT, were also found in the water samples, taken from an area near where World War II munitions were manufactured.

16.   Workers for the Environmental Protection Agency removed several drums of explosive chemicals from the basement.

17.   A large amount of explosive chemicals were found.

18.   A large amount of explosive chemicals was also found in the remains of the house that exploded.

19.   But officials believe the explosive chemicals are no longer in the country.

20.   In a statement Friday, the Singapore government said group had stored four tons of ammonium nitrate, an explosive chemical, in Malaysia.