Scraps are classified according to ISRI (Institute of Scrap Recycling Industries). Quilting also frequently employs the use of recycled scrap or heirloom fabrics. Recovery of tin through secondary production, or recycling of scrap tin, is increasing rapidly. They may also be sold as precious metal scrap. Other confetti often consist of chads punched out of scrap paper. The stainless steel cycle starts with carbon steel scrap, primary metals, and slag. They are used for bulk cargoes, such as coal, minerals, scrap metal etc. Amelia finds another scrap of paper and a piece of bone. These are often expensive options and vulnerable to being stolen and sold as scrap metal. They eventually get a break during the festivities for meeting the scrap metal quota. A photograph of the scrap of paper was released to the press. Scrapyards are effectively a scrap metal brokerage. Suspicions are that the theft was by scrap metal thieves. They were primarily used on Advenza's scrap and cement flows. There were no plans to scrap the ship, or to sell it.