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the ranger rick secret decoder ring exhaust smoke color wheel says...
white smoke = water...either vapor, or cooling jacket)
blue smoke=piston rings
black smoke=fuel
this rings true for gas or diesel engines
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We are not primarily on earth to see through one another, but to see one another through
Some people are like slinkies: not really good for anything... but you can't help laughing when you push them down the stairs
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