PETALING JAYA, April 3 -- Residents affected by the Putra Heights gas pipeline fire are demanding answers on the cause of the explosion that struck on the second day of Hari Raya.

Among those placed in temporary shelters, Azidah Puteh Azil, 44, from Kampung Kuala Sungai Baru, said she and her children remain traumatised by loud noises.

"My children panic whenever they hear a loud sound, fearing another explosion.

"We hope authorities will get to the bottom of this and hold those responsible accountable," she told Malay Mail at the Masjid Putra Heights relief centre.

Azidah said one of her children suffered burns after their flip-flops melted while fleeing their home.

"We left in a rush-my other two children and I took the car, while ...