Prima facie no evidence of bomb blast near NIA camp office: Bidhannagar CP

He, however, had said a detailed investigation would be carried out into the incident.

Bidhannagar police officers said that they have already sent samples collected from spot for chemical test.

“We are waiting for the results”, they said.

The police was also looking into CCTV footage at the Technopolis bus stand which is close to the CRPF camp, they said.

Debasish Dhar, Additional Police commissioner, Bidhannagar Police Commissionerate, last night said that they were suspecting the material used could be a firecracker.

“We are not taking it lightly. A police team has rushed to the spot to inquire into the nature of the explosive material,” Dhar had said.

The anti-terror probe agency situated in the Bidhannagar area in the suburb of the city, is also being used to interrogate Sajid, the mastermind of the Burdwan blast, and other terrorists arrested in connection with the blast.