Two people were killed and three others injured following an explosion and fire at a welding company in Florida on Tuesday.The welding company is located in Medley, a town in Miami-Dade County. Two people were pronounced dead at the scene and three others were hurt in the fire, officials said.Miami-Dade Police Department's Homicide Bureau, along with the arson unit, is investigating what caused the combustion.The incident came only a day after one person was killed and more than a dozen others were injured in a fiery explosion at a manufacturing plant in Ohio.Two people were killed and three others injured following an explosion and fire at a welding company in Florida on Tuesday.The welding company is located in Medley, a town in Miami-Dade County. Two people were pronounced dead at the scene and three others were hurt in the fire, officials said.Miami-Dade Police Department's Homicide Bureau, along with the arson unit, is investigating what caused the combustion.The incident came only a day after one person was killed and more than a dozen others were injured in a fiery explosion at a manufacturing plant in Ohio.