Recycling is now. more than ever. an important part of any foundry process due to the high cost of energy. The basis of the work presented here is a study of the addition of foundry scrap returns to the melt in order to reduce material and energy costs. https://www.diegojavierfares.com/super-super-Scratch-Dent-Sandusky-30-Steel-Storage-Cabinet-With-3-Fixed-Shelves-Putty-hot-choice/