PHETCHABUN – Four boys were injured by sparks while they were watching a teacher’s science experiment using engine oil that had accidentally been mixed with gasoline.

Five Workers Found Dead in Fermented Fish Tank in Phetchabun

The incident occurred on Tuesday at Na Chaliang Pittayakom School in Nong Phai district, a Petchabun online news Facebook page reported.

Full story: Bangkok Post

BANGKOK POST ONLINE REPORTERS