A chemical tank failure at a paper mill proved deadly in May. Investigators have since learned that an inspection contractor had previously deemed the tank unfit for use. This assessment was made 10 months prior to the failure.

The inspection contractor's findings were clear, stating the tank was not fit for continued service. The tank ultimately failed in May, resulting in a deadly incident.

Further details about the incident and investigation are available from the source. The events surrounding the tank failure are still being examined by investigators.