Disinfection is the reduction or elimination of pathogenic microorganisms in or on materials so that they are less of a health hazard. – By physical or chemical methods. 广义：清除或杀灭外环境（无生命的表面和物体、体 表皮肤粘膜及表浅体腔）中的病原微生物及其它有害 微生物。 Disinfectant ： disinfectant is generally used for chemical agents employed to disinfect inanimate objects. 广义：包括一些用于杀灭皮肤粘膜上微生物的药品。 Antiseptics：Chemical agents used on living tissue called Antiseptics.Disinfection is the reduction or elimination of pathogenic microorganisms in or on materials so that they are less of a health hazard. – By physical or chemical methods. 广义：清除或杀灭外环境（无生命的表面和物体、体 表皮肤粘膜及表浅体腔）中的病原微生物及其它有害 微生物。 Disinfectant ： disinfectant is generally used for chemical agents employed to disinfect inanimate objects. 广义：包括一些用于杀灭皮肤粘膜上微生物的药品。 Antiseptics：Chemical agents used on living tissue called Antiseptics