New Delhi ? A blaze erupted in a fireworks warehouse in southern India, killing at least 30 people and injuring 10 others ahead of a major Hindu festival today.

The victims in Friday night’s explosion were mainly traders buying fireworks in bulk as millions of Hindus prepared to celebrate Deepavali, the festival of lights, the Press Trust of India news agency reported. Setting off fireworks is a major part of the celebration’s evening festivities.

Police pulled 30 bodies from the warehouse in Pallipat near Chennai, the capital of southern Indian state of Tamil Nadu, PTI quoted police as saying. The injured were taken to hospitals.

The cause of the fire was not immediately known and police officers could not be immediately reached for comment.