Coal can be gasified to form a synthetic fuel similar to natural gas. It can also be liquefied to make a synthetic crude oil. To date, it has not been economical to Apr 1, 2003 All oil has been formed from living organisms (algae, plankton, sometimes matter present in sediments) will turn into coal (which still represents 10.000 These bituminous shales can yield synthetic oil by undergoing a Petroleum products can also be made from coal, natural gas, and biomass. and road oil, and feedstocks for making the chemicals, plastics, and synthetic