Equipment can be disassembled. This destroys the piece of equipment, but returns the resources spend on it. You can choose two modes to disassemble: low or high grade.
This returns only part of the Silver and other resources you spend on it, while costing 100 Silver to use. The return seems to be around 50% of the spent resources. Note: We will need more info to complete this page
This costs 100 Gold to use and will return 100% of the spent materials.