<P> By 2011 , the United Nations announced that it had been successful in phasing out leaded gasoline worldwide . `` Ridding the world of leaded petrol , with the United Nations leading the effort in developing countries , has resulted in $2.4 trillion in annual benefits , 1.2 million fewer premature deaths , higher overall intelligence and 58 million fewer crimes , '' the United Nations Environmental Programme said . The announcement was slightly premature , as a few countries still have leaded gasoline for sale as of 2013 ( see above ) . </P>
<P> By 2011 , the United Nations announced that it had been successful in phasing out leaded gasoline worldwide . `` Ridding the world of leaded petrol , with the United Nations leading the effort in developing countries , has resulted in $2.4 trillion in annual benefits , 1.2 million fewer premature deaths , higher overall intelligence and 58 million fewer crimes , '' the United Nations Environmental Programme said . The announcement was slightly premature , as a few countries still have leaded gasoline for sale as of 2013 ( see above ) . </P>
when did they take lead out of gas
when did they take lead out of gas
2011
2011