chemical reaction between the catalyst and a reactant, forming chemical intermediates that are able to react more readily with each other or with another reactant, to form the desired end product
Pollution control system parameters: (a) catalytic converters and particulate filters: (i) number of catalytic converters, filters and elements; (ii) size of catalytic converters and filters (volume of monolith ± 10 per cent); (iii) type of catalytic activity (oxidising, three-way, lean NOx trap, SCR, lean NOx catalyst or other); ...
