| 1 | Knowing the historical development of the skin |
| 2 | To know the definition and structure of the skin |
| 3 | To know the tools used in leather processing |
| 4 | Skin cutting, trimming, making and curing techniques in addition to knowing |
| 5 | Skin edge flip, merge, shir, decoration and coating techniques to know |
| 6 | Leather, jewelry, belts, bags, masks, board or pillow to prevent the construction of |