BS ISO 7967-12:2014

1   Scope This part of ISO 7967 establishes a vocabulary for emission control systems of reciprocating internal combustion engines. ISO 2710-1 gives a classification of reciprocating internal combustion engines and denotes basic terms and definitions of such engines and their characteristics. In this part of ISO 7967, terms are classified as the following:

       a)   exhaust emission  matter; 
   
   
     
       b)   exhaust emission  control system and device; 
   
   
     
       c)  parameters for  exhaust emission  control system.