Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to clean brushed aluminum [title] Remove surface residue with a damp cloth. [step] Wipe any accumulated dirt or dust off your brushed aluminum surface with a damp dish rag or paper towel. [title] Scrub with a non-scratch cleaning pad.

Ending1: [step] Wet a dry cloth in water and rub down the surface of your brushed aluminum. [title] Spray the cloth over the cleaned surface. Ending2: [step] Don't ruin the delicate design of brushed aluminum by scrubbing it with abrasive copper or steel-wool pads. Get rid of stubborn grime by using a non-scratch cleaning pad or sponge instead. Ending3: [step] You can use a household cleaner or rubbing alcohol free cloth to scrub back and forth over the entire surface of the brushed aluminum like a scrubbing brush. At this point, clean your brush with a spot cleanser intended for brushing aluminum. Ending4: [step] Spray a fine bar of soap over the brush shaft and feel for any scratches you may find. They may seem superficial or unnoticeable, but they can serve as a clean, non-scratch cleanser.

Answer format: ending1/ending2/ending3/ending4