In the beginning of the century, lead was added to gasoline in the United States. Lead is neurotoxic that can invade human cells and damage them. A new study shows that kids that were exposed to lead from car exhaust lost a lot of IQ points and may be at risk for other health problems. Lead was taken out of gasoline in 1996.
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At the Dallas airport, McDonald’s used cooking oil is being used as jet fuel. The oil is being repurposed and converted to fuel in an
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