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Smart Reasoning:

C&E

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Qaagi - Book of Why

Causes

Effects

closing the exhaust systemto ... preventhydrocarbon emissions when the engine is not operating

improper ignition timing , faulty ignition , misfiring problems , vacuum leaks , worn piston rings or valves or an exhaust gas recirculation system incorrectly operating at idle(passive) may be caused byHigh hydrocarbon emissions from a vehicle

Almost any emission problemcauseshydrocarbon emissions to exceed

The result is less than complete combustion of the gasoline fuelleadingto increase engine - out hydrocarbon emissions

two stroke engines lose roughly 25 % of the fuel they consume unburned into the waterresultingin high levels of hydrocarbon emissions from these engines

piston top wettingcontributessignificantly to the hydrocarbon emissions from DISI engines

Preliminary testing indicatescausesincrease in engine - out hydrocarbon emissions

a blowdown system ... a mannerwill preventhydrocarbon emissions to the atmosphere

special caps with valvespreventinghydrocarbon emissions into the air

air pollutioncauseair pollution

to the formation of ground - level ozone or smogcontributeto the formation of ground - level ozone or smog

from the presence of unburned fuel in the engine exhaustresultfrom the presence of unburned fuel in the engine exhaust

from incomplete fuel combustion and from fuel evaporationresultfrom incomplete fuel combustion and from fuel evaporation

to ground level ozone formationcontributeto ground level ozone formation

in more power and better fuel economyresultingin more power and better fuel economy

from both evaporative losses and incomplete combustionresultfrom both evaporative losses and incomplete combustion

to ozone pollutioncontributeto ozone pollution

your GT atmospheric pollution(passive) is caused byyour GT atmospheric pollution

to one of the nation 's most dangerous and stubborn air pollutants -- ozonecontributeto one of the nation 's most dangerous and stubborn air pollutants -- ozone

with 2 handles for easier use and handling ModelDesignedwith 2 handles for easier use and handling Model

an emissions test failurecould causean emissions test failure

to harmful ozone formation as well as climate changecan contributeto harmful ozone formation as well as climate change

pollution an explosion of a gas tankcould causepollution an explosion of a gas tank

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Smart Reasoning:

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