ðə vˈɛɹɪəbəlz wˌɪtʃ ɐfˈɛkt tˈɪɹ stɹˈɛŋθ ɑːɹ dᵻfˈaɪnd "ðə ʃˈeɪp ʌvðə tˈɛst pˈiːs, spˈiːd ʌv stɹˈɛtʃɪŋ ænd tˈɛmpɹɪtʃɚ.
The variables which affect tear strength are defined "the shape of the test piece, speed of stretching and temperature.