1,6-Dinitropyrene
3-Methylcholanthrene
5-Nitroacenaphthene
7H-Dibenzo[c,g]carbazole
Benzo[a]pyrene
Benzo[b]fluoranthene
Benzo[j]fluoranthene
Benzo[k]fluoranthene
Benz[a]anthracene
Chrysene
Creosotes
Dibenzo[a,e]pyrene
Dibenzo[a,h]pyrene
Dibenzo[a,i]pyrene
Dibenzo[a,l]pyrene
Dibenz[a,h]acridine
Dibenz[a,h]anthracene
Dibenz[a,j]acridine
Formaldehyde (gas)
Soots, tars, and mineral oils (untreated and mildly treated oils and used engine oils)