BEIJING, China (AFP) — Three students were killed in a laboratory blast at a Beijing university on Wednesday, the city’s fire department said. “There was an explosion at the experimental site during a scientific research experiment” on wastewater treatment in the Environmental Engineering Laboratory, the Beijing Fire Department said. “The accident caused three students to die,” it added in a statement posted on its social media account. The incident happened just after 9:30am (0130 GMT) […]