The term "gold leaf" refers to thin sheets or flakes of gold that are beaten into ultra-thin layers. It is often used as a decorative element, applied onto surfaces such as walls, furniture, and artwork, to add a touch of elegance and luxury. Gold leaf has been used for centuries in various cultures for ornamental purposes, including in religious iconography, book illustrations, and architectural designs. The process of applying gold leaf involves adhering the delicate sheets onto a prepared surface using specialized tools and techniques to ensure proper alignment and adhesion.