Although historically it was used without refining to pave roads, nearly all of the output is now used as raw material for oil refineries in Canada and the United States.
ɔːlðˈoʊ hɪstˈɔːɹɪkli ɪt wʌz jˈuːzd wɪðˌaʊt ɹᵻfˈaɪnɪŋ tə pˈeɪv ɹˈoʊdz, nˌɪɹli ˈɔːl ʌvðɪ ˈaʊtpʊt ɪz nˈaʊ jˈuːzd æz ɹˈɔː mətˈɪɹiəl fɔːɹ ˈɔɪl ɹᵻfˈaɪnɚɹiz ɪn kˈænədə ænd ðə juːnˈaɪɾᵻd stˈeɪts.