PORT ALLEN, LA (WAFB) - Authorities reported two workers are in the hospital after a plant explosion.
They said there was a "boom" but no fire.
It happened at the Airgas plant in Port Allen around 9:45 a.m.
Fire Chief Rick Boudreaux said an "inert gas" cylinder failed, leading to the explosion.
Several other cylinders were damaged.
Three workers were hurt in the explosion, but Boudreaux said the injuries are considered minor.
One employee was treated on the scene, while the two others taken to the hospital to get checked out.
Officials said work at the facility was stopped for the time being and the plant was evacuated, so investigators can figure out what caused the cylinder failure.
The fire chief said there is no danger to people outside the facility.
People working at businesses near the plant reported hearing the explosion.