Alkanes are separated in an oil refinery by fractional distillation and processed into many products.
ˈælkeɪnz ɑːɹ sˈɛpɚɹˌeɪɾᵻd ɪn ɐn ˈɔɪl ɹᵻfˈaɪnɚɹi baɪ fɹˈækʃənəl dɪstɪlˈeɪʃən ænd pɹˈɑːsɛst ˌɪntʊ mˈɛni pɹˈɑːdʌkts.