Pipeline means any pipe, pipes, or pipelines used for the intrastate transportation or transmission of any solid, liquid, or gaseous substance, except water.
Geothermal energy means energy contained in heat that continuously flows outward from the earth that is used as the sole source of energy to produce electricity.
Natural gas utility means an investor-owned business engaged in the sale and distribution of natural gas within this state whose rates are regulated by the commission.
Gas well means a well producing gas or natural gas from a common source of gas supply as determined by the commission.
Natural Gas or "Gas" shall mean natural gas, processed, unprocessed, vaporized liquid natural gas, synthetic gas, propane-air mixture or any mixture of these gases.