石棉是历史悠久的重要工业材料,据统计:含有石棉成分的工业最终产品多达三四千种。然而遗憾的是它的粉尘所引起的病变既广泛又迅速,吸入人体不仅有致病(石棉肺)的可能,严重时还有导致肺、胃肠道和喉癌以及恶性间皮瘤的危险。这些疾患都是早自30年代引起怀疑后,由40年代开始陆续认证的。到70年代,又先后发现卵巢和肾癌的病例可疑。 Asbestos is a long history of important industrial materials, according to statistics: Asbestos containing industrial products as many as three or four thousand kinds of end products. Unfortunately, the disease caused by its dust is both extensive and rapid. Inhaled human body not only has the possibility of causing disease (asbestosis), but also leads to serious risk of lung, gastrointestinal and laryngeal cancer as well as malignant mesothelioma. These diseases are as early as the 30s caused suspicion, starting from the 40’s successive certification. By the 1970s, they also found suspicious cases of ovarian and renal cancer.