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Anonymous users2024-01-24If you're sure it's pure copper, you can go to the chemical reagent point and do the whole bit of dilute hydrochloric acid, or dilute sulfuric acid.
These dirts are limescale, formed by mixed stains.
The use of toilet cleaner is an oxalic acid cleaning agent, which has a strong dissolving effect on scale and has a certain corrosiveness. >>>More
The handmade copper handle on the ancient furniture is genuinely valuable; Genuine products are collectible, and genuine products must be well preserved!
The nitro paint in the home, the formaldehyde in it will cause long-term harm to the human body. It is recommended that you can buy some adsorption products like activated carbon and put them inside for local treatment. Or use photophyllin, which is an upgraded material of photocatalyst, which can penetrate deep into the inside of the board for complete decomposition after spraying, and there will be no unpleasant taste.
1. Preparations:
1.Clean the wood to be painted, and wipe it clean with a damp cloth. The wood should be dried. >>>More
Here's how to remove tung oil from furniture:
Materials: dish soap, white vinegar, laundry detergent, rag. >>>More