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>.
Consumers might think that this claim turns 89 octane gas into 97 octane, but in fact the âpointsâ are usually expressed in 10ths, so the octane booster is really capable of increasing the octane up to 89.8 octane, and often much less in practical conditions, which will not generate much of an improvement.