The retrospective study on 160 workers exposed to tobacco dust showed that 37.5% of diseases of respiratory system headed the list of the causes of death.
通过160名卷烟工人的死因调查，死于呼吸系统疾病的居首位，占37.5%，说明烟草尘是损害肺脏的有害粉尘。
Foreign material remover on each sucking pipe makes final guarantee for quality of cigarettes. Vibratory sieve and dust collection system provides the possibility of re-use of tobacco dust.
每个吸管上设有除杂机构在卷烟机前最后一次去除杂物，螺旋筛分功能及烟末分离收集系统更进一步确保了烟支的质量。
External factors: life region climate, dry, cold working environment air is dust, chemical gas pollution, alcohol and tobacco, spicy food stimulation, are easy to long-term chronic pharyngitis.
外界因素：生活地域气候寒冷、干燥，工作环境空气被粉尘、化学气体污染，烟酒、辛辣饮食长期刺激，都易得慢性咽炎。
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