Sodium Silicate is used in soaps detergents and in the manufacture of silica gel. It is used as a cement, binder, ller and adhesive. And also used as a wall coating, in concrete, fire proofing material and as a sealant. It is also used to preserve eggs and wood. Sodium Silicate also finds use in textile and pharmaceutical industries. Neutral sodium silicate in liquid form is suitable for use in pharmaceutical and toilet preparations. Sodium silicates of certain ratios are used for application over concrete floors for hardening making dustless concrete floors and protecting pervious building materials against the effects of moisture. Sodium silicate is also used in foundries and welding electrode industries. In ceramic industries, sodium silicate is used as a deflocculates in the preparation of casting slips for keeping solid particles in suspension without settling. Sodium silicate is used in refractories industries as an air-setting bond for manufacturing refractory cements and mortars. In vitreous enamel industries, it is used for cleaning the metal, known as pickling, prior to enamelling.