A very wide range of different industries can be mentioned in which calcium carbonate is used as one of the most necessary and practical compounds. Among these industries, we can mention rubber industry, pharmaceutical industry, plastic and paper industry, and paint industry. This white powder is actually used as an additive in these industries. Since the applications of calcium carbonate in industries such as pharmaceuticals are very sensitive, these products should be at the highest quality level and all valid standards should be observed. Among the benefits of using calcium carbonate in the mentioned industries, we can mention increasing the durability and strength of the products, increasing their lifespan, reducing the amount of damage to the environment, reducing the cost and then economic savings.