Thanks for your reply. It would be more accurate to refer to ethanol corrosion deposits. Since ethanol is acidic and hygroscopic, and increases electrical conductivity of the fuel blend, and carburetors are made from aluminum/zinc alloys, use of ethanol/gas blends used in small engine fuel systems set up a highly corrosive environment in the carb. Oak Ridge labs has an excellent report documenting how corrosion and elastomeric softening happens in engines and fuel systems fueled with ethanol blends.
info.ornl.gov/sites/.../files/Pub27766.pdf
I am interested to know whether there is chemical approach to eliminate the typical white colored corrosion deposits inside small engine carbs due to use of ethanol/gas fuel blends.
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Today's Featured Article - Grain Threshing in the Early 40's - by Jerry D. Coleman. How many of you can sit there and say that you have plowed with a mule? Well I would say not many, but maybe a few. This story is about the day my Grandfather Brown (true name) decided along with my parents to purchase a new Ford tractor. It wasn't really new except to us. The year was about 1967 and my father found a good used Ford 601 tractor to use on the farm instead of "Bob", our old mule. Now my grandfather had had this mule since the mid 40's and he was getting some age on him. S
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