案例王某和陈某系某制品有限公司的职工。2007年3月25日下午3时,王某在上班时发现自己加工的原料用完了,就去隔壁的工友陈某那里去取原料,陈某认为自己原料也不多就没有给王某,为此双方发生争执,并发展到相互谩骂。陈某就顺势拿起放在机床上的剪刀刺伤了王某的左手臂,王某也拿起了凳子砸伤了陈某的头部。事后,双方经过派出所调解 Case Wang and Chen Department of a product Co., Ltd. employees. March 25, 2007 at 3 pm, Wang found himself at work to run out of raw materials, went to the next worker Chen where to get the raw materials, Chen did not think they have not much raw material to Wang, for Disputes between the two sides, and to develop mutual abuse. Chen took advantage of the opportunity to pick up the scissors on the machine stabbed Wang's left arm, Wang also picked up the stool injured Chen's head. Afterwards, both sides through the police station mediation