When I was a freshman in college, President Jimmy Carter, in a televised speech to the nation on April 18 1977, warned of rapidly increasing dependence on foreign oil and the resulting out-of-control trade imbalances and loss of freedom to act in foreign affairs. He declared the effort to respond to this threat “the moral [...]
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Green Tips
Use the recommended grade of motor oil. You can improve your gas mileage by 1-2 percent by using the manufacturer’s recommended grade of motor oil. For example, using 10W-30 motor oil in an engine designed to use 5W-30 can lower your gas mileage by 1-2 percent. Using 5W-30 in an engine designed for 5W-20 can lower your gas mileage by 1-1.5 percent. Also, look for motor oil that says “Energy Conserving” on the API performance symbol to be sure it contains friction-reducing additives. (Source) -
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