You can easily purchase petroleum products and supplies in Empero from one of the several dealers of these materials. Petroleum products refer to the derivatives of crude oil (petroleum). When crude oil is processed in oil refineries several products are obtained, of which the major part is used as fuel. These products include petrol, diesel, gasoline, jet fuel, asphalt, tar, paraffin wax and lubricating oil. Every drop of crude oil is used in some form or other. Several items are made from petroleum waste and known as petroleum by-products. Some of these by-products are fertilizer, linoleum, perfume, insecticide, petroleum jelly, soap and vitamin capsules.