ðɪ ɪfˈɛkt ʌv hˈaɪdɹədʒən ɪz tʊ ɐ lˈɑːɹdʒ ɛkstˈɛnt dɪtˈɜːmɪnd baɪ ðə kˌɑːmpəzˈɪʃən, mɛɾɐlˈɜːdʒɪkəl hˈɪstɚɹi ænd hˈændlɪŋ ʌvðə tˈaɪ ænd tˈaɪ ˈælɔɪ.
The effect of hydrogen is to a large extent determined by the composition, metallurgical history and handling of the Ti and Ti alloy.