https://www.facebook.com/reel/1109621567793992

that is Nitriding. i mention it when i getting a wok, nitriding may chip (depend on it nitriding process) so if you getting nitriding wok or pan. get made in japan one     me trying to get carbon steel wok  

hou mai......moi will sugs that piece of dark browned armpit meats!!!!!!!