private void detach_WorkOrders(WorkOrder entity)
		{
			this.SendPropertyChanging();
			entity.Product = null;
		}
		private void attach_WorkOrders(WorkOrder entity)
		{
			this.SendPropertyChanging();
			entity.Product = this;
		}
 partial void DeleteWorkOrder(WorkOrder instance);
 partial void UpdateWorkOrder(WorkOrder instance);
 partial void InsertWorkOrder(WorkOrder instance);
		private void detach_WorkOrders(WorkOrder entity)
		{
			this.SendPropertyChanging();
			entity.ScrapReason = null;
		}