Thai authorities have found cyanide not only in tea, but also in food in a hotel room in Bangkok, where six people, four Vietnamese and two Americans of Vietnamese, were found dead, reported local media.

The waste mud illegally dumped in Ky Anh town, Ha Tinh province, is a mixture of industrial and hazardous waste, and both its owner, Formosa Ha Tinh company, and the dumper must bear responsibility.