1.

The CO that is added up to the atmosphere due to the incomplete combustion of fuels can be decreased by theA. usage of scrubberB. usage of electric precipitator.C. usage of catalytic convertor.D. increasing greenery.

Answer» Correct Answer - C
Catalytic convrtors consists of ceramic honey comb like structures with platinum catalyst spred out. The increased surface are of the catalyst provides many reactive sites where the less oxidized products like CO and NO are converted to `CO_(2)" and "N_(2)` which are released into th eatmosphere.


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