If it isn't a smooth polished surface, use a brass bristled brush or wire wheel attachment for a dremel tool.
If it is a smooth polished surface, use a dremel with a buffing wheel and a metal polish of some type. Brasso and Excite are examples of a metal polish that will work on bronze. You can actually use plain white toothpaste, but it doesn't work as well.
To effectively clean corrosion off copper surfaces, you can create a mixture of equal parts vinegar and salt, then gently scrub the affected areas with a soft cloth or brush. Rinse the surface with water and dry thoroughly. Another option is to use a commercial copper cleaner following the manufacturer's instructions.
To clean corrosion off a copper Indian penny, you can soak the coin in a solution of vinegar and salt for a few hours. Gently scrub the coin with a soft-bristled brush or cloth to remove any remaining corrosion. Be careful not to scrub too hard as this can damage the coin's surface.
Detach the shower heads first and, if it's possible, remove the cover off the shower heads. Scrub the corrosion off the shower heads by using a scrubbing pad. Use oil or lubricant if there are corrosion that are hard to remove. After removing the corrosion, soak the shower heads in a bowl of white vinegar. Let it soak for a few minutes and scrub the shower heads again using small brush or unused toothbrush. After that, let it soak again for a few minutes and rinse it properly.
To clean salt and corrosion from silver, create a paste with baking soda and water, gently scrub the affected areas, and then rinse off with warm water. You can also use a silver polish specifically designed for removing tarnish. Make sure to dry the silver thoroughly after cleaning to prevent further corrosion.
Don't clean any collectible coins. However, vinegar can clean outward corrosion off of a penny and strip off the outer layer of copper to make it seem shiny again. But please, if you have any coins that are even remotely collectible, don't clean them, it completely ruins the value of them, especially coins with little intrinsic values such as pennies.
It's not corrosion, it's oxidisation. -Clean it off with a good metal polish such as Dura-Glit.
Best is a wire brush and baking soda. You can use grease to coat the terminals to slow down the corrosion.
Clean corrosion off contacts with fine steel woll, sandpaper, etc.
There should be no reaction between the two metals.
To effectively clean corrosion off copper surfaces, you can create a mixture of equal parts vinegar and salt, then gently scrub the affected areas with a soft cloth or brush. Rinse the surface with water and dry thoroughly. Another option is to use a commercial copper cleaner following the manufacturer's instructions.
Corrosion from the sulfuric acid. The electrolyte (water) inside the battery is a mixture of sulfuric acid and water. Those blue crystals is just corrosion. You need to clean it off. Remove the negative black (-) cable first and then the positive red (+) cable. With a mixture of 25% baking soda and water, clean all this corrosion off the battery and the cables. You can also use vinegar. Dry everything off and then clean the connections with a battery post wire brush you can buy at any parts store. Reconnect the battery cable positive first then negative.
I often tear off a small amount of plastic scouring pad, the type used in your kitchen to clean the pans, then I work that around inside the socket until the contacts are relatively free from rust and corrosion. After it's clean use an automotive dielectric grease to protect the socket from further corrosion.
If you are having a bronze which is a bit antique, then there are certain things to cleaning it. Get a clean cloth if you are cleaning the dust. If the dust is extensive, you can try with a vacumm cleaner. Use a nozzle connector with the brush. This should help in getting rid of a lot of the dust. In order to remove the grim, you can get a small bowl mixed with water and soap in it. Use distilled water and mild soap. Dip a piece of cloth and wipe off the dirt. repeat the process to remove all the grime. Alos, grime and deteriorated oils will lead to corrosion. Apply solvent on the area. After it dissipates, wipe away any dust left. Damp cloth can also be used to get rid of the dirt.
To clean corrosion off a copper Indian penny, you can soak the coin in a solution of vinegar and salt for a few hours. Gently scrub the coin with a soft-bristled brush or cloth to remove any remaining corrosion. Be careful not to scrub too hard as this can damage the coin's surface.
Detach the shower heads first and, if it's possible, remove the cover off the shower heads. Scrub the corrosion off the shower heads by using a scrubbing pad. Use oil or lubricant if there are corrosion that are hard to remove. After removing the corrosion, soak the shower heads in a bowl of white vinegar. Let it soak for a few minutes and scrub the shower heads again using small brush or unused toothbrush. After that, let it soak again for a few minutes and rinse it properly.
I tried a 5% solution of household vinegar and although there was some chemical reation and a slight reduction in the white chalky covering of the metal, it did not do the whole job to my satisfaction. Try a stronger solution of 40% vinegar which you can find at Amazon or at any organic gardening supply outlet. It works great as an organic fertilizer and a bug killer as well.
You cannot. All matter attracts other matter with a force which is gravity.