锰是一种重要的金属元素,在工业上用途很广。如锰矿的开采、搬运、磨粉、包装等,焊条制作及电焊作业,干电池生产,锰铁合金及锰硅合金冶炼和炼钢,化工生产中用锰盐或锰的化合物的工种,如玻璃、陶瓷、染料、塑料、油漆、火柴、纺织物、漂染、鞣酸防腐剂、农业肥料生产等。锰的尘、烟可随空气通过呼吸道侵入人体,也可通过消化道进入体内。若一次大量吸入锰的尘、烟,会给人的呼吸道粘膜带来刺激,出现呼吸道中 Manganese is an important metal element and is used in industry for a wide range of uses. Such as manganese mining, handling, milling, packaging, welding rod production and welding operations, production of dry batteries, manganese ferroalloy and manganese silicon alloy smelting and steelmaking, chemical production with manganese salts or manganese compounds of the type of work, such as glass, ceramics , Dyes, plastics, paints, matches, textiles, bleaching and dyeing, preservatives tannin, agricultural fertilizer production. Manganese dust, smoke can enter the human body with air through the respiratory tract, but also through the digestive tract into the body. If a large number of inhaled manganese dust, smoke, will give the respiratory mucosa to stimulate the emergence of respiratory tract