Forinstancepeopleingeneraldoubtwhetheritisdiesel-orgasolinecarsthatespeciallyarethesourcetoparticlepollution(only63%knowtherightanswer).And,only73%knowthatitispossibletoeconomizefuelbythewayyoudriveyourcar.
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For instance people in general doubt whether it is diesel- or gasoline cars that especially are the source to particle pollution (only 63% know the right answer). And, only 73% know that it is possible to economize fuel by the way you drive your car.