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Chemical tank implosion leaves one dead, nine missing in Washington
A chemical tank at a Washington paper mill imploded Tuesday, leaving one dead and nine missing, according to authorities.

TL;DR
- A chemical tank imploded at Nippon Dynawave Packaging Co. in Longview, Washington.
- One person is dead, and nine are missing following the incident.
- The implosion occurred around 7:15 a.m. Tuesday.
- The tank held approximately 80,000 gallons and was about 60% full of "white liquor."
- White liquor is a corrosive substance mainly composed of sodium hydroxide and sodium sulfide.
- Injuries sustained by victims included burns and inhalation issues, with severity ranging from critical to minor.
- A responding firefighter was among those injured.