I looked it up and found this: https://www.nasa.gov/wp-content/uploads/2018/01/nasa_std_6016b_nasa_materials_and_processes_standard.pdf https://www.nasa.gov/wp-

I looked it up and found this: https://www.nasa.gov/wp-content/uploads/2018/01/nasa_std_6016b_nasa_materials_and_processes_standard.pdf https://www.nasa.gov/wp-content/uploads/2018/01/nasa_std_601... I quickly read through and found it fascinating.