Naphthene aromatics (naphthalene), consisting of partially hydrogenated polycyclic aromatic compounds
nˈæfθiːn ɚɹoʊmˈæɾɪks nˈæfθeɪlˌiːn, kənsˈɪstɪŋ ʌv pˈɑːɹʃəli haɪdɹˈɑːdʒənˌeɪɾᵻd pˌɑːlɪsˈaɪklɪk ɚɹoʊmˈæɾɪk kˈɑːmpaʊndz