人体所患的多种疾病,如过敏、呼吸道疾病、胃肠疾病、癌症等都与所受的各种污染毒害有关。这些污染大多来自有害气体的吸入、粉尘和金属微粒的侵蚀、不洁食物的摄入、皮肤受到辐射刺激等。 A variety of human diseases, such as allergies, respiratory diseases, gastrointestinal diseases, cancer and so on are subject to a variety of pollution poisoning. Most of these pollution comes from the inhalation of harmful gases, the erosion of dust and metal particles, the intake of unclean food, the skin being stimulated by radiation.