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In May of 2011, we ran a story about a small company seeking backers for an innovative do-it-yourself device engineered to measure the level of contaminants in a vehicle's motor oil. Armed with the knowledge, consumers could extend oil change intervals, save money and help the environment. Things ...
Most of us maintain our vehicles either by the manufacturer's recommended service intervals or some arcane calendar handed down from generation to generation. Either way, changing a vehicle's oil is usually done on either a time or mileage basis, not the actual level of oil degradation inside ...