You really can't without negatively impacting the value of it. Most collectors don't want coins or paper money altered in any way, including cleaning. Cleaning will never add value to your collection.
CLR (Calcium, Lime Rust) Remover.
Calamansi is a citrous fruit and rust stain can be removed by citric acid. Just put calamansi on affected area and let it stay for 40 minutes then gently brush it to remove the stain.
You can remove the green stain on metal by treating the rust stains with a cleaning agent such as a lime remover or some kind of harsh acidic substance.
Materials You Will Needlemon or lemon juice and table saltor mild dishwashing soap and ammoniaor commercial rust removal productInstructions for Removing Rust StainsFirst, do not make the stain worse by applying chlorine bleach as this will react with the rust and may intensify the discoloration.Remove as much of the rust stain as possible before applying a treatment.Follow the instructions on the package if you are using a commercial rust removal product.Squeeze lemon juice onto the stain so that the spot is thoroughly saturated.Sprinkle salt onto the lemon juice.Allow the salt and juice to react with the stain for 24 hours. Refresh the lemon juice to keep the spot damp.Blot the stain (do not rub, as this may damage the fibers).Rinse the spot with cool water. You may repeat the process, if needed.Another method is to apply a mixture of 1/4 teaspoon mild liquid dish soap in one cup warm water. Thoroughly saturate the stain and allow the solution to react for at least 5 minutes. The surfactants in the detergent will help to lift the rust particles.Blot the stain with a clean white cloth or paper towel and rinse it with cool water.Repeat this process until the stain is removed or until no more discoloration is picked up by the cloth.Thoroughly rinse the spot with water to remove all traces of cleaning solution.If the rust stain persists, saturate the stain with a solution of 2 tablespoons ammonia in 4 cups warm water.Blot the spot with a white cloth or paper towel.Rinse the spot with cool water.For carpeting or upholstery, layer clean cloths or paper towels over the spot to remove any moisture.
To remove rust stains from fabric, lay it on paper towels. Soak the stains with fresh lemon juice (Bottled ones work too). Lay the paper towels with the fabric out in the sun to dry. the stains will disappear. Wash as normal aftewards.
CLR (Calcium, Lime Rust) Remover.
Calamansi is a citrous fruit and rust stain can be removed by citric acid. Just put calamansi on affected area and let it stay for 40 minutes then gently brush it to remove the stain.
it can remove rust... man kay hangag ka...................................................
coca cola (soda) is the best to remove anything from rust to grese grass stain excet.
You can remove the green stain on metal by treating the rust stains with a cleaning agent such as a lime remover or some kind of harsh acidic substance.
Bleach works by oxidizing the stain it's treating. "Oxidize" means it removes an electron from it, so the bleach removes an electron from the stain. Rust is also formed by oxidation, the removal of an electron from a metal. So if bleach can remove an electron from a laundry stain, it can also remove one from a metal.
I found that Lemon juice removes the rust stains. Apply over the stain, let it work for five mins, use a hard brush to scrub and rinse with water. Reapeat this process up to five times to lighten, if not remove the stain.
To remove rust stains from fabric, lay it on paper towels. Soak the stains with fresh lemon juice (Bottled ones work too). Lay the paper towels with the fabric out in the sun to dry. the stains will disappear. Wash as normal aftewards.
Materials You Will Needlemon or lemon juice and table saltor mild dishwashing soap and ammoniaor commercial rust removal productInstructions for Removing Rust StainsFirst, do not make the stain worse by applying chlorine bleach as this will react with the rust and may intensify the discoloration.Remove as much of the rust stain as possible before applying a treatment.Follow the instructions on the package if you are using a commercial rust removal product.Squeeze lemon juice onto the stain so that the spot is thoroughly saturated.Sprinkle salt onto the lemon juice.Allow the salt and juice to react with the stain for 24 hours. Refresh the lemon juice to keep the spot damp.Blot the stain (do not rub, as this may damage the fibers).Rinse the spot with cool water. You may repeat the process, if needed.Another method is to apply a mixture of 1/4 teaspoon mild liquid dish soap in one cup warm water. Thoroughly saturate the stain and allow the solution to react for at least 5 minutes. The surfactants in the detergent will help to lift the rust particles.Blot the stain with a clean white cloth or paper towel and rinse it with cool water.Repeat this process until the stain is removed or until no more discoloration is picked up by the cloth.Thoroughly rinse the spot with water to remove all traces of cleaning solution.If the rust stain persists, saturate the stain with a solution of 2 tablespoons ammonia in 4 cups warm water.Blot the spot with a white cloth or paper towel.Rinse the spot with cool water.For carpeting or upholstery, layer clean cloths or paper towels over the spot to remove any moisture.
First soak the area that has the rust stain with lemon juice for 10 minutes. Then scrub the area with dish detergent and finally blot the area with a paper towel.
Removing Rust-Oleum from carpets may not be easy if the carpet is not stain proof. One way to try and get the Rust-Oleum out of the carpet is to purchase the paint remover Oops.
You can remove orange colored stains of unknown origin, possible rust, from white bed linen when bleach doesn't work by first pre-treating the stain with a good stain remover. Allow the stain remover to work for several minutes before washing the bed linen on a 90 degree cycle.