What is PPM, part per million What is raw material process of inspection 1000 into 20 What is the flow of carbon Gas 5bar What is your prepare instrument How customer handling method What is your daily check sheet parameters Did you check Bor gauge Not but but I am known in the boring gauge aur plugged What is your gaging parameters and their work stations Did you use micrometer yes I have use micrometer in various station and various method and part of machine or product r material gazing skill and there root cause Did you check vernier calipers yes many times because there are important to an industry is a first scale of the industry those who use the material or row material any kind of metal those important to many kind of stage of company requirement What is raw material Raw material is the category of the change production from What is the CAPA Charactive action preventive action What is MSA Measurement service analysis