1. Probable Cause / Reason:
•    Incorrect pigmentation or use of non-light-stable organic pigments.
•    Exposure to sunlight and weathering, leading to discoloration and loss of gloss.
•    Atmospheric contamination contributing to faster fading.
•    Porous substrates allowing moisture ingress, accelerating fading.

2. Correction:
•    Use coatings with light-stable pigments that resist UV degradation.
•    Select appropriate coatings designed to withstand prolonged exposure to sunlight.
•    Reapply with a more durable topcoat that offers UV protection.
•    Ensure proper substrate preparation to reduce moisture absorption.

3. Corrective Action / Prevention :
•    Remove the faded coating and clean the surface to remove any contaminants.
•    Reapply a UV-resistant coating with light-stable pigments.
•    Regularly inspect the surface and recoat as needed to maintain color and gloss.

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