ˈɑːlɪn kˌɔːɹpɚɹˈeɪʃən pɹədˈuːst θɹˈiː dˈɪfɹənt ɹˈaʊndz fɔːɹ tˈɛstɪŋ, ðə fˈɜːst kənsˈɪstɪŋ ʌv tˈuː tˈʌŋsʔn̩ pɹədʒˈɛktəlz ɪn ɐ lˈɔŋnˈɛkt kˈeɪs, ðə sˈɛkənd jˈuːzd ɐ stˈændɚdlˈɛŋθ kˈeɪs wɪð tˈuː ,  tˈʌŋsʔn̩ pɹədʒˈɛktəlz, ænd ðə fˈaɪnəl ˈɛntɹi wʌz ɐnˈʌðɚ stˈændɚdlˈɛŋθ kˈeɪs wɪð tˈuː pɹədʒˈɛktəlz, wˈʌn ðɪ ˈʌðɚ .
Olin Corporation produced three different rounds for testing, the first consisting of two tungsten projectiles in a long-necked case, the second used a standard-length case with two ,  tungsten projectiles, and the final entry was another standard-length case with two  projectiles, one  the other .