Download your Casting Defect app update featuring Dr. John Campbell’s bifilm

You’re now ready to download your free Casting Defect mobile app update. What’s new?  It features Dr. John Campbell’s oxide bifilm defects. In order to stay updated in the future, please delete your last version and install the new one following this link  for Google store or Apple Store: Continue reading « Download your Casting Defect app update featuring Dr. John Campbell’s bifilm »