For how long should NiTi files be submerged in NaOCl at 122-degree F to prevent damage to file corrosion
(A) 20 mins (B) 45 mins (C) 60 mins (D) 2 hours
(C) Direct lines from book "warming of NaOCI to 122° F (50' C) leads to increase in collagen dissolution as potential to disinfecting, but it can leads to detrimental corrosion effects on NiTi instruments immersion for 1 hr".