Two 15,000-ton refrigerated ammonia storage tanks were ruptured Destroying , releasing liquid ammonia and ammonia vapors which forced Request the evacuation of 1,700 residents from the surrounding area .

Two 15,000-ton refrigerated ammonia storage tanks were ruptured Destroying , releasing liquid ammonia and ammonia vapors which forced Request the evacuation of 1,700 residents from the surrounding area .

Two 15,000-ton refrigerated ammonia storage tanks were ruptured Destroying , releasing liquid ammonia and ammonia vapors which forced Request the evacuation of 1,700 residents from the surrounding area .