1 Answers
Dr. Md Rushad Rahman
এমবিবিএস(আরপিএমসি)
,
পিজিটি(মেডিসিন)
Gel coat oxidizes, and it's porous, so it dries out. If you don't have a coating on it, a powdery substance will form, which will come off on your clothes and hands. Also, the polish will help reflect light and prevent damage from the sun.
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