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Carbon dioxide is only produced by the complete combustion of carbon-containing fuels.
Catalytic converters in cars can eliminate the emission of carbon monoxide.
Particulates in the air are solely produced by diesel engines.
Methane is a significant contributor to global warming.
Oxygenates like ethanol in fuel do not affect the production of particulates.
Sulfur dioxide contributes to the formation of acid rain.
Electric motors in vehicles do not produce pollutant gases.
Flue gas desulfurisation units convert sulfur dioxide into usable products like plasterboard.
The combustion of fossil fuels is the only source of sulfur dioxide.
Nitrogen oxides produced by car engines can be completely removed by catalytic converters.
The acidity of rainwater is not affected by human activities.
All new cars are required to be fitted with catalytic converters to reduce emissions.
The increase in particulates in the air is not a concern on a global scale.
Combustion of fuels containing sulfur compounds is a primary method for reducing sulfur dioxide.