Fig. 3: Spearman’s coefficient of congener concentrations of polyhalogenated carbazoles (PHCZs) in sediment, soil, and industrial particulate matter (i-PM).

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, SAl, secondary aluminum smelting; SCu, secondary copper smelting; SZn, secondary zinc smelting.