Terms Used In Washington Code 78.52.130

• Gas: means all natural gas, all gaseous substances, and all other fluid or gaseous hydrocarbons not defined as oil in subsection (12) of this section, including but not limited to wet gas, dry gas, residue gas, condensate, and distillate, as those terms are generally understood in the petroleum industry. See Washington Code 78.52.010
• Oil: means crude petroleum, oil, and all hydrocarbons, regardless of gravity, that are in the liquid phase in the original reservoir conditions and are produced and recovered at the wellhead in liquid form. See Washington Code 78.52.010