Mix equal parts ammonia and water and pour it over the yellowish stain to soak. Let it dry or until the shirt is washed. Without ammonia, hydrogen peroxide can be used instead.
Does white vinegar remove yellow stains? It does indeed! Mix it with equal parts water to create a great at-home spray to use on yellowed clothing.
Grab ¼ cup of white vinegar and equal parts of water. Then, mix the two substances into a bowl or spray bottle. Apply the mixture onto the yellow stains and let it sit for an hour. Wash the garment in cold water and dry it as usual.
Use bleach - Bleach is easily available and is used as a whitening product. Mix 1 cup of bleach in 1 cup of water. Apply this solution pon your plastic items and let it sit for two hours. After this, you can rinse the plastic with soap and water thoroughly.
Simply spray Retro-Brite to yellowed plastics and cover, expose to sunlight for ~4 hours, then wash & dry!
The reversibility of the discoloration chemistry has been “demonstrated” by placing the discolored plastic in UV-rich light (e.g. sunlight), which “bleaches” out the color by causing the quinone to go “away;” however, this reaction is not truly reversible.
Add half a cup of white vinegar to your whites. This may be able to pull the grey or yellow hues that are staining your whites out of the fabric and help renew their original color. Alternatively, you may use a half cup of oxygen bleach to serve the same purpose.
Baking soda whitens, freshens, and softens fabrics. Add 1/2 cup of baking soda along with your regular laundry detergent. For spot stains, make a paste of baking soda and water and apply it directly to the fabric.
Bleach will remove any stain from white clothing. But, you want to be very careful with bleach and make sure to use it according to the instructions. You can apply the bleach directly to the stain and allow it to sit before washing the clothing, or you can apply bleach to your washing machine while washing.
Mix 4 tablespoons of baking soda with a quarter cup of water and scrub into the stain, and let the mixture sit on the stain for about an hour. Then, wash the piece of clothing in cold water. Once complete check to see if the stain is removed, if not, repeat before drying.
To remove stains with vinegar via pre-treating, you can dilute the vinegar with water (vinegar 1:3 Water) or soak in undiluted vinegar and allow garments to soak between 15-30 mins or even overnight depending on the stubbornness of the stain.
The real cause of these yellowish stains is a mixture of the minerals (especially salt), mostly due to body oils and sweat mixing with the ingredients in antiperspirant or deodorant (primarily aluminum). This is the combo that makes the yellow stains on white clothes and discolors the collar, cuffs and underarm areas.
Hydrogen Peroxide and Water – Mix ¼ cup of each, soak the clothes for 45 minutes, wash in cold water and hang to dry. Baking Soda, Hydrogen Peroxide, and Water – Mix equal parts of each, apply to the affected area, and rub using a bristle brush. After 30 mins to an hour, wash thoroughly.
Whitening toothpaste
Whitening toothpaste may help reduce yellowing of the teeth and improve whiteness. These products contain stronger ingredients than standard toothpaste, helping to remove tough food stains.
Yes, yellowed white pillowcases can be revived using various methods such as soaking them in a solution of baking soda and vinegar or bleach, or washing them with a laundry detergent that contains enzymes for stain removal.
Baking soda also helps brighten faded clothing, while the acetic acid in vinegar Is strong enough to dissolve soap and detergent residues which can leave clothes feeling softer—but don't worry, it's still mild enough that it won't harm your fabrics.
If you use it quickly and rinse it off, you might be fine, but allowing a baking soda mixture to sit on the surface for too long can cause it to oxidize, which means that the surface changes color.
When baking soda is mixed with vinegar, the acid breaks down baking soda, releasing carbon dioxide gas that can help lift dirt from the surfaces being cleaned. Here are some recipes to try. Freshen your sink by mixing one part of baking soda with two parts of vinegar.
To fix this, soak the discolored stuff in a sink filled with water and bleach (10 parts water to 1 part bleach) or OxiClean (read the label for the amount). Check every 15 minutes or so and remove when white; 90 minutes should be more than enough. Then machine wash.
Wet the magic eraser with water and wring it out. Scrub the plastic with the magic eraser. Dip and wring out the eraser as needed. Scrub the yellowed plastic with the magic eraser.
Our atmosphere scatters shorter to bigger wavelengths color from sunlight when the white light travels through it. During day, it scatters violet and blue colors leaving yellowish sunlight (the reason why sky is blue and sunlight is yellow).
UV radiation causes stabilizing agents in the plastic to form so called free radicals which cause the yellowing. This UV light is present in sunlight but also in fluorescent light. Hydrogen peroxide binds to these free radicals, thus reversing the yellowing of the plastic.