Fireworks risk

The building had originally been a rice mill, but had been converted into a wholesale firework outlet ahead of the festival season.

Fires at warehouses and factories involving firecrackers are common in India because of what critics say are lax industrial safety standards.

Earlier this year, a fire at a fireworks factory in Tamil Nadu killed at least 17 people.

Two years ago, 32 people died when a blaze broke out a firecracker factory in the eastern state of Bihar.