DECADES OF DUMPING CHEMICAL ARMS LEAVE A RISKY LEGACY

Weapons of mass destruction thrown into the sea years ago present danger now - and the Army doesn't know where they all are.

October 30, 2005 In the summer of 2004, a clam-dredging operation off New Jersey pulled up an old artillery shell. The long-submerged World War I-era explosive was filled with a black tarlike substance. Bomb disposal technicians from Dover Air Force Base, Del., were brought in to dismantle it. Three of them were injured - one hospitalized with large pus-filled blisters on an arm and hand. The shell was filled with mustard gas in solid form