Nation One worker killed, at least 13 injured in metal factory explosion, fire in Ohio February 20, 2023February 21, 2023 April Helms, USA TODAY Network, and Thao Nguyen, USA TODAY Comments Off on One worker killed, at least 13 injured in metal factory explosion, fire in Ohio One person died and more than a dozen were injured Monday when an explosion at a manufacturing plant in Ohio sparked a massive fire, authorities said.