Next 1 teaspoon of regular table salt with 1 teaspoon of apple cider vinegar or white vinegar. Do not let the salt dissolve. Take a toothbrush and rub the mixture on your skin, making sure to rub gently. The stain should come off within 30 seconds. Then wash your hands with soap and water. The copper stain should be removed. Repeat as necessary.
because it is made of a cheaper metal such as copper or brass (which is mainly copper anyway) and copper reacts with acid in your sweat and tarnishes. the green stain on your skin is that tarnish rubbing off on it.
the acid rain melts the colour off of the copper and is left with a stain
You can use hot and soapy water to get a stain from a stinkbug off your skin. You can also try and use vinegar.
no i dont think u can clean stain notes otherwise u r an inventor
We would need to know what caused the stain and what kind of surface it's on. The procedure to clean an oil stain off of concrete is going to be much different than cleaning a red wine stain off of furniture.
Clean it ?
Copper interacts with the acids in your sweat and skin, forming copper salts that are green in color. These salts can then transfer onto your skin, leaving a green stain. This reaction is harmless and can be easily washed off with soap and water.
they clean their skin by peeling it off
To clean wood stain off concrete, first, scrape off as much stain as possible using a putty knife or scraper. Next, apply a commercial concrete cleaner or a mixture of water and mild detergent to the stained area and scrub with a brush. Rinse with clean water once the stain is removed.
maybe try cleaning it or not spill the oil spill clean with lighter fluid
To clean toothpaste off carpet, first scrape off any excess toothpaste. Then, apply a small amount of mild detergent mixed with water to the stain and blot with a clean cloth. Repeat as necessary until the stain is removed.
You can clean candle grease off stone by sprinkling some cornstarch on the stain and allowing it to set for about 24 hours. After this time, scrub the stain with hot, soapy water. Rinse well and buff dry.