Materials called palladium oxide are useful catalysts for catalytic hydrogenation in organic synthesis.
mətˈɪɹiəlz kˈɔːld pɐlˈeɪdiəm ˈɑːksaɪd ɑːɹ jˈuːsfəl kˈæɾɐlˌɪsts fɔːɹ kˌæɾɐlˈɪɾɪk haɪdɹˈɑːdʒənˈeɪʃən ɪn ɔːɹɡˈænɪk sˈɪnθəsˌɪs.