Creating contrast between polished and textured surfaces in metal sculptures is a powerful way to enhance visual interest and artistic expression. One effective method is sandblasting, which adds a rough texture to specific areas while leaving others smooth. Another technique involves chemical patination, where chemicals react with the metal to create varied finishes. Hammering and chiseling can also introduce texture, contrasting beautifully with polished sections. Additionally, combining different metals, like stainless steel with bronze, can naturally highlight differences in surface treatment. Finally, strategic lighting can amplify the contrast, casting shadows that emphasize the interplay between smooth and rough surfaces. These techniques not only elevate the sculpture's aesthetic but also add depth and dimension to the artwork.