ðɪs hˈɛlps ɛnʃˈʊɹ ðætðə ɡˈʌn dʌznˌɑːt dɪstʃˈɑːɹdʒ ɪn ɐn ʌnsˈeɪf mˈænɚ, kˈɔːzɪŋ ðə nˈeɪl tə bɪkˌʌm ɐn ˌʌnɹᵻstɹˈeɪnd pɹədʒˈɛktəl.
This helps ensure that the gun does not discharge in an unsafe manner, causing the nail to become an unrestrained projectile.