A Rashtriya Swayamsevak Sangh (RSS) worker was seriously injured in an explosion at his house at Kooleri under the Mattannur police station limits here on Wednesday.

The police identified the injured as Nikil, 21, son of Kunnummal Pavithran.

Palms nearly severed

Two palms of the youth were nearly severed in the blast that occurred in the house at around 4 p.m., the police said. He has been rushed to a hospital in Kozhikode.

‘Making bombs’

The explosion was suspected to have occurred when he was making country-made bombs at the veranda of the house. The house also suffered damage in the blast. No one was in the house at the time of the explosion, the police added.