potassium perchlorate

例句：

1. 1.This chemical is used in the production of fertilizers and pesticides.
   这种化学物质用于生产肥料和农药。
2. 2. The potassium perchlorate was found to have a high energy density.
   发现高氯酸钾具有很高的能量密度。
3. 3. The potassium perchlorate was used as an explosive in World War II.
   在第二次世界大战中，高氯酸钾被用作炸药。