ɪnðə kəmˈɜːʃəl pɹˈɑːsɛs fɔːɹ pɹədˈuːsɪŋ nˈɑːnstˌoʊɪkɪoʊmˈɛtɹɪk , taɪtˈeɪniəm mˈɛɾəl spˈʌndʒ ɪz tɹˈiːɾᵻd wɪð hˈaɪdɹədʒən ɡˈæs æɾ ˌætməsfˈɛɹɪk pɹˈɛʃɚɹ æt bᵻtwˌiːn θɹˈiːhˈʌndɹɪd dˈæʃ fˈaɪvhˈʌndɹɪd dᵻɡɹˈiːz sˈiː.
In the commercial process for producing non-stoichiometric , titanium metal sponge is treated with hydrogen gas at atmospheric pressure at between 300-500 °C.