Virudhunagar: Three workers were today charred to death and another seriously injured in a explosion in a chemical factory near Amattur in this district, police said.
Workers in the factory were making aluminium powder from the aluminium lump by hitting it when it exploded.
While one of the workers identified as K Sankareswaran died on the spot, three others were taken to Virudhunagar Government Hospital from where they were referred to a private hospital in Madurai, police said.
One of the workers identified as Malayandi died on the way to hospital while K Eswaran died at the private hospital in Madudrai.
The condition of the injured worker is stated to be serious.
The factory owner is absconding. Amattur Police has registered a case.