目前,我国是世界上最大的烟草生产国和消费国,也是烟草最大的受害国,每年有超过100万人死于烟草寻致的相关庆病。据检测,一支烟燃烧后可产生化学物质超过7000种之多,其中包括250余种有害物质,至少69种致癌物质。吸烟可以导致肺癌、口腔和鼻咽部恶性肿瘤、喉癌等多种癌症;对呼吸道免疫功能、肺部结构和肺功能均会产生不良影响,引起多种呼吸系统疾病;还会引发多种心脑血管疾病。数据显示,吸烟可显著减少吸烟 At present, China is the largest tobacco producer and consumer in the world and the biggest victim of tobacco. More than 1 million people die each year from related tobacco-related diseases. It has been detected that a cigarette burning produces more than 7,000 chemical substances, including more than 250 kinds of harmful substances and at least 69 kinds of carcinogenic substances. Smoking can cause many cancers such as lung cancer, oral and nasopharyngeal malignant tumors and laryngeal cancer. It can cause adverse effects on respiratory immune function, lung structure and lung function, causing various respiratory diseases. It can also cause many kinds of heart Cerebrovascular disease. Data show that smoking can significantly reduce smoking