Oxyacetylene is the hottest burning common fuel gas. Propane is a colorless, odorless gas. Furnaces priamrly run on natural gas or electricity. It is present in deposits of petroleum and natural gas. SOFC systems can run on fuels other than pure hydrogen gas. Egypt has a developed energy market based on coal, oil, natural gas, and hydro power. Trucks must use only liquefied petroleum gas (LPG). Gases used included chlorine, mustard gas and phosgene. These control vast stores of reservoirs of petroleum and natural gas. The mineral estate consists of more than natural gas and petroleum. Wisconsin has no production of oil, gas, or coal. There are significant reserves of limestone, natural gas and coal. PVC is made from fossil fuels including natural gas. Louisiana is rich in petroleum and natural gas. Ukraine produces and processes its own natural gas and petroleum.