Greater Noida, Aug. 6 -- A day after two firefighters were killed during a firefighting operation at an electronic chip manufacturing factory in Greater Noida, a Public Works Department (PWD) inspection found an "engineering fault" in the building structure and directed that testing of the building material be carried out by a recognised institute.

The department also declared the premises "unsafe" and recommended that the building remain closed until the investigation is complete.

On Tuesday, around 5 am, a first-floor wall along with an iron beam suddenly fell onto a team of firefighters who were carrying out cooling operations after a fire at the two-storey ILJIN Electronics unit in Udyog Vihar-2, Ecotech-3. Two firefighters -Rohit Y...