Education- Interesting facts 10 June 2022
🤔 How it works …….. ⁉ How a tooth paste is made : All toothpastes have 20%–42% water, abrasives, fluoride, and surfactants or detergents. Representative *abrasives* include particles of aluminum hydroxide (Al(OH)3), calcium carbonate (CaCO3), sodium bicarbonate, or baking soda Read more








