Kochi: One person was killed and six others were injured following a blast at a firecracker production unit at Varapuzha here. According to reports, three of the victims are in critical condition. There are children among the injured.

There were follow-up explosions after the first blast. Electricity connection to the area has been disconnected. 

The blast happened at around 4 pm. Fire force units from various locations arrived at the scene.

It is reported that the tremors of the blast were felt up to several kilometres away. Glass windows of the houses in the locality were broken. Some were injured from this as well.

The building of the production unit was completely destroyed.