| Microscopic constituents in solid residues from households combustion | Com III |  | active | 
      
            
               | Optimization of reflectance measurements on complex blends WG | Com III | Reflectance Optimization in Blends | active | 
      
            
               | Liquefaction Residues Classification Working Group | Com III |  | active | 
      
            
               | The Microscopy of Carbon Materials Working Group | Com III | Carbon Materials | active | 
      
            
               | Characterization of Gasification Products Working Group | Com III |  | active | 
      
            
               | Self-heating of Coal and Coal Wastes Working Group | Com III | SHWG | active | 
      
            
               | Study the Coal Cleat System by Image Analysis | Com III |  | finalized | 
      
            
               | Identification and Petrographic Classification of Components in Fly Ashes | Com III |  | active | 
      
            
               | Application of reflectance for estimation of structural order (Structural Order, SWG) | Com III | SWG | finalized | 
      
            
               | Inertinite in Combustion | Com III |  | finalized | 
      
            
               | Automation | Com III |  | finalized | 
      
            
               | Coal Blends Accreditation Program | Com III |  | active | 
      
            
               | Coal Blends | Com III |  | finalized | 
      
            
               | Combustion | Com III |  | finalized | 
      
            
               | Coke Petrography | Com III, Workinggroups |  | active | 
      
            
               | Environmental Application of Organic Petrology | Com III | Application Studies | active |