The high concentration of salt in the pore solution inside the bituminised matrix is then responsible for osmotic effects inside the bituminised matrix.
ðə hˈaɪ kˌɑːnsəntɹˈeɪʃən ʌv sˈɔlt ɪnðə pˈoːɹ səlˈuːʃən ɪnsˈaɪd ðə baɪtˈuːmɪnˌaɪzd mˈeɪtɹɪks ɪz ðˈɛn ɹᵻspˈɑːnsᵻbəl fɔːɹ ɑːzmˈɑːɾɪk ɪfˈɛkts ɪnsˈaɪd ðə baɪtˈuːmɪnˌaɪzd mˈeɪtɹɪks.