Di kɔmni gɛt prɛsishɔn tɛst inschrumɛnt dɛn: Vernier kalipa, ilɛktronik skel, tiknɛs gej, ɔvin, viskɔsiti tɛsta, ɛn tɛnsiɛl tɛst mashin dɛn de yuz fɔ prɛsis fɔ mɛzhɔ difrɛn pefɔmɛns indikɛtɔ dɛn fɔ pak strɛp dɛn (viskɔsiti, tear resistans, ay tɛmpracha rɛsistɛns, ay trɛnk, ɛlɔngeshɔn, ɛn durabiliti). Wi strikt wan fala siks inspekshɔn prosidur dɛm: raw matirial inspekshɔn, inkam matirial inspekshɔn, onlayn inspekshɔn, finish prodak inspekshɔn, inbaund inspekshɔn, ɛn ɔtbɔud inspekshɔn, mek shɔ se wan finish prodak kwalifayeshɔn ret we pas 99%.