Since a forensic probe will be carried out into the explosion at a factory in Bukit Selambau, Kedah, Sungai Petani MP Taufiq Johari refused to speculate if contaminants were released in the incident.

However, he said if contamination is detected, the Department of Environment can investigate and conduct cleaning works according to the established procedures.

Taufiq also told Malaysiakini that the blaze was not related to fireworks...