Pɔlikabɔnɛt dɔn ɔlrɛdi no fɔ in spɛshal trɛnk ɛn impak rɛsistɛns, bɔt we yu ad wan had kɔtin, i kin bi wan kɔmplit difrɛn lɛvul fɔ pefɔmɛns. Dɛn mek polikabɔnɛt we gɛt had-kɔt fɔ mek i nɔ skrach, kemikal, ɛn UV damej, we mek i bi di tin we dɛn kin go fɔ yuz fɔ mek dɛn nɔ gɛt bɔku pipul dɛn