charcoal,carbonaceous residue from combustion (referred as ,Charcoal is also a potential energy product,Wildfire-Produced Charcoal,Traditional charcoal-making typically employs slow, a carbon material similar to biochar
Black carbon ,similar carbon based material like biochar,the black carbon form known as biochar,laboratory-produced black carbons (biochars),plant biomass-derived black carbon (biochar),Black Carbon (Biochar),describes residues from the incomplete combustion ,the BC produced is a continuum,charcoal represents the main portion of BC ,Black carbon (BC) is the residue of incomplete
Pyrogenic carbon (PyC), ranging from partially charred biomass ,fire-derived or pyrogenic carbon , relatively high temperatures (<700℃)
activated carbon,biochar is only produced from biomass,tar pitch or coal