Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to clean anodized aluminum [title] Pick a neutral cleaner. [step] The best cleaners for anodized aluminum are in the ph range of six to eight. Seven is neutral (as opposed to acidic or alkaline), so you want cleaners that are close to neutral.

Ending1: You can find traditional cleaning products at grocery stores and hardware stores, as well as specialty automotive and manual cleaners. Chemical cleaners can be included as a recommended choice for many different manufacturers. Ending2: This determines how effective the cleaner can be against anodized aluminum. [substeps] Avoid cleaners that detract from the finish or texture of aluminum. Ending3: Anything too acidic or too basic can damage the surface. [substeps] Avoid cleaners with chlorine. Ending4: Hardwood cleaners are most commonly used for wood and gold plated cast iron. Stainless steel cleaners will not work for zinc-plated metal.

Answer format: ending1/ending2/ending3/ending4