Silicon dioxide (SiO2), also called silica, has many industrial and pharmaceutical applications. Common uses include:
1. Food Industry
* Anti-caking agent in powdered foods (salt, spices, milk powder, coffee creamers).
* Improves flowability and prevents clumping.
* Food additive number E551.
2. Pharmaceutical Industry
* Excipient in tablets and capsules.
* Improves powder flow during manufacturing.
* Used as a glidant and anti-caking agent.
3. Cosmetics and Personal Care
* Thickener and absorbent in creams and lotions.
* Used in toothpaste, face powders, deodorants, and foundations.
* Provides a smooth texture and oil absorption.
4. Paints and Coatings
* Improves scratch resistance and durability.
* Acts as a matting and thickening agent.
5. Rubber and Plastics
* Reinforcing filler in silicone rubber and