tˈaɪ ænd tˈaɪ ˈælɔɪz ɑːɹ ˈɔfən jˈuːzd ɪn hˈaɪdɹədʒən kəntˈeɪnɪŋ ɛnvˈaɪɹənmənts ænd ɪn kəndˈɪʃənz wˌɛɹ hˈaɪdɹədʒən ɪz ɹᵻdˈuːst ᵻlˌɛktɹəlˈɪɾɪkli ɔnðə sˈɜːfɪs.
Ti and Ti alloys are often used in hydrogen containing environments and in conditions where hydrogen is reduced electrolytically on the surface.