Abstract Derivation of Laws from various sources and agitation in legislation and lack of experience on the part of the legislator have caused disorder among legal items in some cases. It has led to ambiguities that made the scope of law institution unclear. so that the efforts of the lawyers to clarify the concepts and scope of the terms have failed. There are three terms in Iranian ... https://chefesquipmenters.shop/product-category/drawer-warmers/