1. Silicone gel, also known as silicic acid gel, is a highly active adsorption material and is an amorphous substance.

2. The main component of silica gel is silicon dioxide, which is soft in texture, has good stability, adsorption and is not easy to burn. In our life, different kinds of silica gel can be used to make artificial mandible, auricle, nasal prosthesis, or to make adhesive for refractory material, or to prevent moisture and absorb rust.