mˈɛni mˈɑːdɚn ɹᵻfɹˈɪdʒɚɹənts ɑːɹ hjˈuːmənmˌeɪd hɐlˈɑːdʒənˌeɪɾᵻd ɡˈæsᵻz, ɪspˈɛʃəli flˈʊɹɹᵻnˌeɪɾᵻd ɡˈæsᵻz ænd klˈoːɹᵻnˌeɪɾᵻd ɡˈæsᵻz, ðæt ɑːɹ fɹˈiːkwəntli ɹᵻfˈɜːd tʊ æz fɹˈiːɑːn ɐ ɹˈɛdʒɪstɚd tɹˈeɪdmɑːɹk ʌv kˌiːmoʊˈɜːz.
Many modern refrigerants are human-made halogenated gases, especially fluorinated gases and chlorinated gases, that are frequently referred to as Freon (a registered trademark of Chemours).