3d image of phenalene skeletal formula

phenalene 1-benzonaphthene 1h-benzonaphthene perinaphthene perinaphthindene peri-naphthindene polycyclic aromatic hydrocarbon pah atmospheric pollutant fossil fuels combustion phosphaphenalenes 1h-phenalene environmental environment anthropogenic hera biodegradation bioaccumulating biomagnification biomagnify toxic pollutant pollution damage non-biodegradable organic substance material compound component agent reagent functional group precursor synthesis reaction production molecule molecular formula skeletal structural structure geometry ball stick 3d