Nickel-Safe Ice Machine Cleaner is formulated as the safest product for nickel-plated evaporators. Nickel Safe is easy to apply and safe for nickel plated surfaces. Assures clean and fresh tasting ice; opens restricted water lines. Nickel Safe Ice Machine cleaner; it assures clean cold taste-free ice by stripping ice machines of scale, muck and slime; in cube or flake ice, impurities cause opacity, bad taste and foul odor.