gasoline)
101Premium gasoline — Gasoline having an antiknock index (R+M/2) greater than 90. Includes both leaded premium gasoline as well as unleaded premium gasoline. U.S. Dept. of Energy, Energy Information Administration s Energy Glossary …
102ethyl gasoline — Gasoline to which ethyl fluid (tetraethyl lead ethylene dibromide, ethylene dichloride, or another octane improver) has been added to improve the gasoline s resistance to knocking. It slows down the burning rate thereby creating a smooth pressure …
103regular gasoline — Gasoline which has the normal amount of octane and is less than premium or high test gasoline …
104reformed gasoline — Gasoline made by a reforming process …
105Leaded premium gasoline — Gasoline having an antiknock index (R+M/2) greater than 90 and containing more than 0.05 grams of lead or 0.005 grams of phosphorus per gallon. U.S. Dept. of Energy, Energy Information Administration s Energy Glossary …
106Leaded regular gasoline — Gasoline having an antiknock index (R+M/2) greater than or equal to 87 and less than or equal to 90 and containing more than 0.05 grams of lead or 0.005 grams of phosphorus per gallon. U.S. Dept. of Energy, Energy Information Administration s …
107Midgrade gasoline — Gasoline having an antiknock index, i.e., octane rating, greater than or equal to 88 and less than or equal to 90. Note: Octane requirements may vary by altitude. U.S. Dept. of Energy, Energy Information Administration s Energy Glossary …
108Unleaded gasoline — Gasoline that has had tetraethyl lead removed in conformance with federal and state regulations. California Energy Comission. Dictionary of Energy Terms …
109leaded gasoline — Gasoline to which lead has been added as an anti knock agent …
110premium gasoline — Gasoline with a high amount of octane …
