A chemical explosion at a manufacturing plant in southwest Ohio has injured a worker.
Fire and police officials in Monroe say the explosion at Alfrebro LLC occurred Friday afternoon. Authorities say the worker's condition is unknown.
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Monroe Fire Department Chief John Centers says the explosion occurred as the worker was transferring a chemical into a 55-gallon drum. He says a chemical reaction caused the drum to explode.
A message seeking comment from Alfrebro hasn't been returned.
The company's website says it manufactures natural and synthetic aroma chemicals, extracts and distillates.