Silica is a not natural substance and one of one of the most essential compounds of silicon. It exists in nature in crystalline forms (such as quartz, cristobalite, chalcedony, agate, opal, etc) and non-crystalline particle, uneven or lumpy types. Silica is insoluble in water and does not respond with water, however it can react with alkali to create silicate and water. In addition, silica also has a high melting factor, firmness, and chemical stability, that makes it extensively utilized in many areas. In industrial manufacturing, silica is primarily used...