The extensive usage of cement concrete leads to a 5% to 7% release of Carbon Dioxide (CO2) gas into the atmosphere resulting in increased global warming. Also. the increase in world population and industry has led to the generation of by-product waste materials such as eggshells. Landfilling non-treated eggshells sometimes cause environmental and health matters due to their odor. https://storeanimalwiz.shop/product-category/bowls-glass/