Frozen dangerous goods warehouse

The dangerous goods warehouse is a place for storing and storing inflammable, explosive, toxic, hazardous materials and other dangerous goods. According to the nature of affiliation and use, it is divided into two categories: Category A is the dangerous goods warehouse of commercial storage industry, transportation industry and material management department, and category B is the dangerous goods warehouse for the enterprise's own use. Among them, class a dangerous goods warehouse has large reserves and many varieties, so it is dangerous. According to the scale, it can be divided into three categories: large dangerous goods warehouse with an area of more than 9000 square meters, medium-sized dangerous goods warehouse with an area of 550 ~ 9000 square meters, and small dangerous goods warehouse with an area of less than 550 square meters. According to the structural form of dangerous goods warehouse, it is divided into aboveground dangerous goods warehouse, underground dangerous goods warehouse and semi underground dangerous goods warehouse.