On Dec. 2, 2008, 12 female students were found unconscious due to carbon monoxide poisoning in a dormitory at Duizhi Liang Middle School in Yulin City, Shaanxi Province, causing 11 deaths and one hospitalization.
On Dec. 2, 2008, 12 female students were found unconscious due to carbon monoxide poisoning in a dormitory at Duizhi Liang Middle School in Yulin City, Shaanxi Province, causing 11 deaths and one hospitalization.