ɪf taɪtˈeɪniəm hˈaɪdɹaɪd kəntˈeɪnz fˈoːɹ.zˈiəɹoʊ pɚsˈɛnt hˈaɪdɹədʒən æt lˈɛs ðɐn ɚɹˈaʊnd fˈoːɹɾi dᵻɡɹˈiːz sˈiː ðˈɛn ɪt tɹænsfˈɔːɹmz ˌɪntʊ ɐ bˈɑːdisˈɛntəd tˈɛtɹɐɡənəl bˌiːsˌiːtˈiː stɹˈʌktʃɚ kˈɔːld ˈɛpsɪlˌɑːntaɪtˈeɪniəm.
If titanium hydride contains 4.0% hydrogen at less than around 40 °C then it transforms into a body-centred tetragonal (bct) structure called ε-titanium.