Mistake 1: Improper surface preparation Mistake 2: Using the wrong fillers Mistake 3: Poorly fitted tape Mistake 4: Room temperature too low or too high Mistake 5: Humidity too low or too high Mistake 6: Lack of care when applying the filler Mistake 7: Incorrect choice Filler type Error 8: No expansion in the element to be built Error 9: Improper...