At least 11 workers were killed and 36 injured when an explosion ripped through a fireworks factory near Sattur in this southern district in Tamil Nadu on Friday, Police said.
The explosion occurred when some chemicals were being mixed to produce fireworks at the unit in Acchankulam village, they said, adding the injured had been hospitalised.
Prime Minister Narendra Modi, Tamil Nadu Chief Minister K Palaniswami, Governor Banwarilal Purohit and Congress MP Rahul Gandhi were among those who condoled the deaths.
Modi and Palaniswami announced an ex-gratia of Rs two lakh each and three lakh each to the kin of the deceased from the Prime Minister's National Relief Fund and the Chief Minister's Public Relief Fund respectively.