A chemical blast claimed the life of a boy at Gowliguda in the heart of the city this morning.
The incident also left his father seriously injured.
The incident took place in a manhole under the Afzalgunj police station limits.
According to the local people, the accident took place when the victims were pouring water into the manhole.
The deceased was identified as Bharat Batod and the injured as Gopal Batod.
The Clues team of the city police reached the incident spot and gathered evidence.
The police said that Bharat, a resident of Mogaram Basthi Dal, Maharajgunj, who deals in chemicals, was pouring some liquid into the drain near his house.
"As the drain line was choked, he took a stick and tried to clear it, when an explosion occurred. Bharat was flung into the air due to impact of the explosion, and his body blew into pieces," said the police.