二、垃圾分类的好处:
1.The classification of hazardous waste out of the garbage in the reduction of heavy metal content of pollutants, in favor of waste disposal, reducing the water, soil and air pollution risk waste disposal (将有害垃圾分类出来，减少了垃圾中的重金属、污染物的含量，有利于垃圾的处理，减少了垃圾处理的水、土壤、大气污染风险)
2. Garbage classification helps to reduce the difficulty of the work of sanitation workers, to raise awareness of sanitation workers respect and understanding ( 垃圾分类有利于减少环卫工人的工作难度，提高人们对环卫工人的尊重和理解)
3.Let people know about environmental protection (普及人们对环保与垃圾的认识)
三、例子
In Germany,the garbage is divided into paper, glass, metal, plastic
In Jepan , the garbage is divided into cmbustible waste, non-combustible garbage.(可燃垃圾，不可燃垃圾)。