Waste tarry residues arising from refining, distillation, and any pyrolytic treatment 12.

Tarry residues, excluding asphalt ciment, from refining, distillation or any pyrolytic treatment that come within class 6.1 or 9 of TDGR and are wastes 15.

Other applications have included the analysis of flows in automotive catalytic converters, power plant smokestack cleaning, pyrolytic treatment of biomass, design of fire suppression systems, Pulsed Detonation Engines (PDEs), stationary burners, aerosol dispersion, and design of heating, ventilation, and air conditioning systems.