DELAWARE CITY, Del. (WPVI) -- The Delaware State Fire Marshal is investigating an industrial accident that sent three refinery workers to the hospital Tuesday morning.
Chopper 6 HD was over PBF Energy in Delaware City.
Fire officials say three were injured a blast, but refinery officials only confirm the injuries but not the blast.
A 39-year-old worker was burned on his face and arms.
A 36-year-old man was also seriously burned on his face and neck.
A third man suffered burns to his feet.
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