Macau Police arrested a 12th-grade student for injuring a teacher with corrosive liquid. The relevant authorities are investigating the case.
The student acted out of resentment towards the teacher, who had been his class director when he was in 8th grade. This personal factor appears to have been the motivation for the attack.
The teacher was injured during the incident, although the article does not provide further details about the extent of the injuries or the victim's condition.
The case is being handled by Macau police authorities, who proceeded with the student's arrest.
