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Catalytic converter: Quiz

  
  
  

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More interesting facts on Catalytic converter

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Question 1: Two main techniques are used: ________ (SCR) and NOx (NOx) traps (or NOx Absorbers).
Acid rainSelective catalytic reductionOxygenAmmonia

Question 2: The ceramic substrate was invented by Rodney Bagley, Irwin Lachman and Ronald Lewis at ________, for which they were inducted into the National Inventors Hall of Fame in 2002.
Owens-IllinoisPPG IndustriesCorning IncorporatedSaint-Gobain

Question 3: The most notable contaminant is lead, so vehicles equipped with catalytic converters can only be run on unleaded ________.
Filling stationDiesel fuelGasolineInternal combustion engine

Question 4: The most effective solution is to further refine fuel at the refinery to produce ________.
Diesel fuelUltra-low sulfur dieselUnited KingdomEuropean Union

Question 5: Temperature ________ are used for two purposes.
SenseSensorProteinTransducer

Question 6: ________ and rhodium are two other precious metals used.
PlatinumSilverPalladiumGold

Question 7: Due to the external location and the use of valuable precious metals including platinum, ________, and rhodium, converters are a target for thieves.
SilverGoldCopperPalladium

Question 8: Any sulfur in the fuel may be oxidized to SO2 (________) or even SO3 (sulfur trioxide) in the combustion chamber.
Sulfuric acidSulfur dioxideHydrogen sulfideAcetic acid

Question 9: Catalytic converters are also used on generator sets, ________, mining equipment, trucks, buses, trains, and other engine-equipped machines.
Forklift truckCompressed natural gasInternal combustion engineGasoline

Question 10: In vehicles with ________, a second oxygen sensor is fitted after the catalytic converter to monitor the O2 levels.
GM J platformGM F platformOn-board diagnosticsFuel injection
















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