The damaged tank at Nippon Dynawave Packaging Co. held approximately 900,000 gallons of white liquor, a chemical used in paper processing, authorities said.
At least one person was killed and nine workers were unaccounted for following the implosion of a chemical tank at a pulp and paper mill in southern Washington state on Tuesday, local authorities said.
The tank's rupture at Nippon Dynawave Packaging ... [2771 chars]