If the yellow stain on the aluminum frame of the broken bridge is not greasy, remove the stain by directly using a clean rag to wipe the "safe bleach" wipe.
If the stain on the aluminum window frame is only a black stain, you can use the cotton yarn to pick up the “safety bleach†to wipe. Select the aluminum door and window material of the broken bridge and then wipe the clean water to wipe it and dry it.
Aluminum windows near the kitchen will gradually turn yellow after a few days. When these yellow stains are removed, they can be wiped with kerosene, then washed with detergent, and finally washed with pure water.
If the broken aluminum windows and doors are rusted due to oxidation, they can be scraped off with a small knife and then washed with soap and water, wiped dry with a dry cloth, and marked with wax and then polished with a dry cloth. new.
The glass window is stained with bird droppings and it can be wiped with a cloth dampened with vinegar; stained windows can be wiped clean with lemon slices; add 5% of Amonia solution or petrol in the basin, clean the glass with it, and dry it. Wipe again with a dry cloth and the glass will be particularly bright.
Home near the sea, aluminum window frame will often appear some white spots, which is caused by erosion, with the finest water sandpaper friction, erosion caused by white spots can be eliminated.
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