Chemical leak probe

Forensic officers examine the site on Tuesday at a Samsung Electronics semiconductor plant in Hwaseong, Gyeonggi Province, where 10 liters of hydrofluoric acid was spilled. The toxic chemical leak occurred between Sunday and Monday. It killed one worker and injured four others. The Gyeonggi Provincial Police Agency formed a joint-investigation unit with the National Forensic Service and other government agencies to find out the exact extent of damage in the region. / Yonhap