<Apply> - Firearms Improves conservation of ammunition while firing. Each successful shot rolls a small chance to not consume a round from the weapon. <Mechanics> - Checked per projectile, including single shots and burst skills. - Higher apply value increases the refund chance. - Cannot overfill a magazine, only prevents the usual consumption. - Works with skill-based gun attacks that consume ammo. <Visibility> - Shown by identify and similar appraisals on firearms as an apply. <Notes> - Stacks with other refund effects when present, order is engine- defined. - Subject to normal caps and balance rules.