Office and Craft Room Room Type 2. Prepare the Mold: Ndiaye Mamadou wipes the inside of the mold with oil—a release agent—and then seals it with     several metal pins that clamp the mold in place.  Photos from See How Artisans in the Italian Alps Make This High-Design Concrete Lamp

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2. Prepare the Mold: Ndiaye Mamadou wipes the inside of the mold with oil—a release agent—and then seals it with several metal pins that clamp the mold in place.