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catalytic converter

n.
1.a converter that uses a platinum-iridium catalyst to oxidize pollutants and carbon monoxide into carbon dioxide and water

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    Idiom of the Day

    in a pretty pickle
    in a mess, in trouble
    The woman was in a pretty pickle when her car had no gas.



    1.
    My father usually ________ coffee in the morning, but today he drank tea.

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