Crews responded to a major fire at a re-cycling plant in Smethwick overnight.
“Ambulance staff have treated 9 patients for injuries received at the scene. Three of these patients were later conveyed to a local hospital as a precautionary measure.
Northamptonshire's Arson Task Force is warning local residents about floating lanterns following the fire at a Smethwick recycling plant.
Around 50,000 tonnes of plastic recycling material and a factory is on fire in Smethwick.