ðɪs ɐlˈaʊz ɹᵻsˈɜːtʃɚz tə mˌeɪk mˈoːɹ ˈækjʊɹət ɐsˈʌmpʃənz ɹᵻɡˈɑːɹdɪŋ ðə pˈɜːpəs ʌvðə lˈɪθɪk ɹᵻdˈʌkʃən.
This allows researchers to make more accurate assumptions regarding the purpose of the lithic reduction.