What gas has MMT?

Methylcyclopentadienyl manganese tricarbonyl (MMT or MCMT) is an organomanganese compound with the formula (C5H4CH3)Mn(CO)3. Initially marketed as a supplement for use in leaded gasoline, MMT was later used in unleaded gasoline to increase the octane rating….Methylcyclopentadienyl manganese tricarbonyl.

Is MMT toxic?

In animal studies, MMT has been shown to cause pulmonary toxicity, seizures, and renal and hepatic toxicity [[5], [6], [7]]. Human ingestion of MMT has not previously been reported.

Is MMT bad for your engine?

In general, studies by automakers have concluded that under certain test conditions, use of MMT is detrimental; contributing to catalyst plugging, deteriorated performance, and increased emissions.

Is MMT still used in gasoline?

General Information. Methylcyclopentadienyl manganese tricarbonyl (MMT) is a gasoline octane enhancer produced by the Afton Chemical Corporation (Afton), formerly known as the Ethyl Corporation. MMT is allowed in U.S. gasoline at a level equivalent to 1/32 grams per gallon manganese (gpg Mn).

What gasoline brands do not contain MMT?

According to EDF’s survey, the following companies are not currently using MMT in US gasoline: Amerada Hess, Amoco, Arco, BP America, Chevron, CITGO, Clark, Conoco, Exxon, Marathon, Mobil, Pennzoil, Phillips, Shell (Equilon), Sun, Texaco, Unocal (Tosco).

Is MMT banned in Canada?

In 1997, the Canadian federal government adopted a law (C-29) which banned both the interprovincial trade and the importation for commercial purposes of manganese-based substances, including MMT.

How do you pronounce methylcyclopentadienyl manganese tricarbonyl?

Methyl·cy·clopen·ta·di·enyl man·ganese tri·car·bonyl.

What is petroleum MMT?

Abstract. Methylcyclopentadienyl manganese tricarbonyl (MMT), when used as an octane improver in petrol, leads to increased airborne levels of manganese in the form of Mn3O4. The potential health effects of increased airborne manganese are considered in this paper.

Does Lucas octane booster contain MMT?

Fuels containing methanol. Fuels containing metallic-based additives, including manganese-based compounds. Fuels containing the octane booster additive, methylcyclopentadienyl manganese tricarbonyl (MMT).

Does techron contain MMT?

Chevron released Techron as an additive in 1981, and began including it in all of their gasoline products in 1995. It is still available as a concentrate today….Techron.

What was the Canadian governments concern with MMT?

MMT is a manganese-based compound that is added to gasoline to enhance octane and reduce engine “knocking.” Canadian legislators are concerned that the manganese in MMT emissions poses a significant public health risk.