In 1985 the epa ruled that compounds of this metal in gasoline be reduced by 90%

Below you can find the In 1985 the epa ruled that compounds of this metal in gasoline be reduced by 90% Jeopardy Words Answer. The answer to In 1985 the epa ruled that compounds of this metal in gasoline be reduced by 90% has 4 letters. This clue belongs to the Metals category and is part of Jeopardy Word Level 2554. If you scroll near the bottom you will find other clues and answers part of level 2554