Fig. 2: Congener profile of polyhalogenated carbazoles (PHCZs) in the environmental medium and industrial particulate matter (i-PM) from industrial sources.

CK, co-processing in cement kilns; MSWI municipal solid waste incineration, HWI hazard waste incineration, COP coke production; EAF electric arc furnace for steel-making; IOS iron ore sintering, PCu, primary copper smelting; SAl, secondary aluminum smelting; SCu, secondary copper smelting; SZn, secondary zinc smelting.