1. IN A METHOD OF PROVIDING A WORKPIECE HAVING AN OXIDIZABLE METALLIC SURFACE WITH A HIGH-TEMPERATURE CERAMIC PROTECTIVE COATING, THE STEPS OF: PROVIDING SAID OXIDIZABLE SURFACE WITH AN ADHERING CONTINUOUS NICKEL STRIKE IN CONTACTING RELATION THERETO, AFTERWARDS PROVIDING A CONTINUOUS CHROMIUM STRIKE IN ADHERING AND CONTACTING RELATION TO SAID NICKEL STRIKE, AND THEN PROVIDING A HIGH-TEMPERATURE CERAMIC PROTECTIVE COATING IN ADHERING RELATION TO AND OVER SAID NICKEL AND CHROMIUM STRIKES, SAID HIGH-TEMPERATURE CERAMIC PROTECTIVE COATING BEING ADHERED TO SAID WORKPIECE BY FIRING IN AN AIR ATMOSPHERE AT A TEMPERATURE IN THE RANGE OF APPROXIMATELY 1700* F. TO 2200*F. AND IN CONTACTING RELATION TO SAID CHROMIUM STRIKE.