Overview
- Police identified the deceased as Chandrabhan, 40, and his brother Raju, 26, migrant carpenters from Bulandshahr who had recently moved into the Chotpur Colony house.
 - Chandrabhan fell in when the concrete slab over the tank gave way, and Raju entered to rescue him before both were overcome by toxic fumes.
 - Neighbor Hemant Singh also inhaled the gases during a rescue attempt and is hospitalized in stable condition, according to officials.
 - Sector 63 police and fire personnel cut open the floor with power tools to retrieve all three and rushed the brothers to the district hospital, where they were declared dead.
 - Officers completed the panchnama, sent the bodies for post-mortem, and opened an inquiry into possible structural defects or poor maintenance of the safety tank.