For the most curcumin, be sure to use turmeric rather curry powderâa study analyzing curcumin content in 28 spice products described as turmeric or curry powders found that pure turmeric powder had the highest concentration of curcumin, averaging 3.14% by weight.
There is another type of octane rating, called Motor Octane Number (MON), or the aviation lean octane rating, which is a better measure of how the fuel behaves when under load as it is done at 900 rpm instead of the 600 rpm of the RON<ref>http://www.texacoursa.com/glossary/r.html</ref><ref>http://www.texacoursa.com/glossary/m.html</ref>.
Note that the different types of gas â economy or regular 87 octane, or 89 to 93 octane rating â do not include diesel fuel or bio-diesel fuel. Using those types of fuels in a car designed to run on gasoline will wreck the engine.ote that the different types of gas â economy or regular 87 octane, or 89 to 93 octane rating â do not include diesel fuel or bio-diesel fuel. Using those types of fuels in a car designed to run on gasoline will wreck the engine.