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Most states do not mandate certain standard gasoline grade octane ratings.In the United States and Canada, octane ratings are in AKI, commonly shown as "(R+M)/2".All states require gas pumps to be labeled with the correct octane level and nearly all states do regular testing to make sure gas stations are in compliance.
Thomas Midgley Jr. (May 18, 1889 – November 2, 1944) was an American mechanical and chemical engineer.He played a major role in developing leaded gasoline (tetraethyl lead) and some of the first chlorofluorocarbons (CFCs), better known in the United States by the brand name Freon; both products were later banned from common use due to their harmful impact on human health and the environment.
Proponents of the lead–crime hypothesis argue that the removal of lead additives from motor fuel, and the consequent decline in children's lead exposure, explains the fall in crime rates in the United States beginning in the 1990s. [ 4] This hypothesis also offers an explanation of the rise in crime in the preceding decades as the result of ...
Piston-engine aircraft remain the single largest source of highly toxic airborne lead. Leaded gas was phased out 25 years ago. Why are these planes still using toxic fuel?
Tetraethyllead (commonly styled tetraethyl lead ), abbreviated TEL, is an organolead compound with the formula Pb ( C 2 H 5) 4. It was widely used as a fuel additive for much of the 20th century, first being mixed with gasoline beginning in the 1920s. This "leaded gasoline" had an increased octane rating that allowed engine compression to be ...
The 30-year mortgage rate dropped to 6.47% as of August 8 — its lowest rate in more than a year, according to Freddie Mac. While this is still a far cry from the 2% and %3 days of a few years ...
The City of Columbus has designated the Near East Side as a Community Reinvestment Area that is "ready for revitalization", with available 15-year, 100 percent tax abatements for all projects that include 10 percent affordable housing, with options to buy out of the requirement.
IGS Energy, also known as Interstate Gas Supply, Inc., is an independent retail natural gas and electric supplier based in Dublin, Ohio, United States. It serves more than 1,000,000 residential, commercial and industrial customers in the states of Ohio, Michigan, Kentucky, New York, Pennsylvania, Indiana, Virginia, Maryland, Texas, California ...