Explosive Source: The Warehouse, Not Benzene Tanks

According to the facility map of Tianjiayi Chemical Co.,Ltd, Google digital map and aerial map, the location of the huge pit formed by the explosion is highly coincident with the solid waste warehouse and the area in front of the warehouse, east of which is the company’s gas station of .

The site of the pit was previously an open area used as a warehouse for storing solid waste. The distillation residue in the solid waste are aniline tar, which looks like pitch and is inflammable. The place that exploded is probably the solid waste warehouse on the west side of the plant.

Data shows that the solid waste storage capacity of Tianjiayi Chemical Co., Ltd is up to 1078 cubic meters, which is used to store the waste liquid and solid waste produced in the factory. In addition, there is also a hazardous waste storage yard, with an annual output of 4,500 tons. There are also incinerators for solid waste and waste liquid, burning 4500 tons of waste per year.