- What are four key combustion pollutants?
- What is the definition of the emissions index (EI)?
- Why is is important to use EI instead of just a concentration like ppmv?
- Why are corrected concentrations used when reporting pollutant concentrations?
- Why are measurements often made on a dry basis?
- What are key differences between SOx and NOx in terms of source, conversion, and mitigation?
- What are the pollutants that an automotive catalytic converter controls?
- What properties of engines or engine operation influence unburnt emissions?