Fluosilicic Acid is a chemical compound with multiple synonyms. It is also known as Hydrogen Fluosilicate, Fluorosilicic Acid, and Hexafluorosilicic Acid. The compound is popularly used as a water fluoridation agent and is also utilized in various industrial processes. Due to its toxic nature and high reactivity, it is only produced and packaged in controlled environments. Fluosilicic Acid is used in many applications such as glass etching, electroplating, and corrosion inhibition. It is also used to make insecticides and herbicides. Its synonyms, such as Hydrogen Fluosilicate, are alternate names used to describe this chemical, depending on the specific application or use.