
Keywords: Heating system; Biomass combustion; Heavy metal; Particulate matter (PM); PAH; Soluble ionsIG, Ignition; PL, Partial load; IP, Increase in power; NL, Nominal load; DT, Dilution tunnel; DRs, Dilution ratios; Flu, Fluoranthene; Pyr, Pyrene; B(a)A, Benz[a]an