Kolkata, Apr 9: Two persons, including a woman, were killed and nine injured when several crude bombs went off at a house at Metiabruz area of Kolkata on Sunday night.
The bombs exploded around 9 pm in a three-storied building of Masjidtala locality when about 15 embroidery workers were on work there.
Rajia Khatun and Shamir Khan, both 30-year-old, died in the explosion. The injured were shifted to the state-run SSKM Hospital.
The condition of some of the injured were stated to be serious.
The police are investigating why the bombs were kept in that house and whether any anti-social element was involved in the incident.