Yes, you can use aluminum coil to make a sculpture. Aluminum is a versatile material known for its strength, lightweight, and malleability, which makes it suitable for sculpting. It can be bent, twisted, and shaped into various forms. When working with aluminum coil, you can use tools like pliers, wire cutters, and a metal bender to manipulate the coil into the desired sculpture shape. Ensure you take safety precautions, such as wearing gloves and eye protection, due to the sharp edges and the risk of injury from handling metal.