that's easy!....you don't! you'll never get it back to white
Mr. Clean Magic Erasers are really like magic for taking off scuff marks. You just wet it and scrub a bit. It won't help if the plastic is scratched though.
The answer to the riddle "What is black when it's clean and white when it's dirty?" is a chalkboard. When a chalkboard is clean, it appears black; however, when you write on it with white chalk, it becomes "dirty" and takes on a white appearance.
Blackboard
neither. The color does not effect it.
yellow
Try using oxy clean powder this may work. I tried oycy clean and it did not work. I used "YELLOW OUT" It is a powder that comes in a plastic 1 lb. 2 oz. container. Most likely I bought it at WalMart, not sure. It worked on a cotton-polyester top that I bleached by mistake, which then turned it a tannish/yellow. I followed the directions on the back of the YELLOW OUT container; soak in a gallon of water with 1/2 cup of YELLOW OUT for 20 minutes and then wash with detergent not containing any peroxide or bleach (use color safe detergent) The top came out bright white!
If you accidentally turned your white shoes yellow with bleach, try using a mixture of water and white vinegar to gently clean the affected areas. You can also try applying a paste of baking soda and water, leaving it on for a few hours, then rinsing it off. Lastly, using a white shoe polish or a professional cleaner for white shoes may help restore their color.
How do you remove yellowing from figurines? Image result for How do I restore white after sculpture turns yellow? Cleaning Yellowed Plastic Toys With Baking Soda In a container, form a paste with Dawn and baking soda. Moisten the plastic with a bit of water. Scoop up a bit of paste onto the sponge. Rub the toy in circular motions. ... Once clean, wash in soapy water. Rinse with water. Dry with a towel.
White plastic is plastic that is white
Bleach is typically a clear or slightly yellow liquid, but it is often sold in white plastic bottles.
Generally they are red, black, white, yellow, or brown. It depends on what seahorse type you get as to what color it is, honestly. Mine was black and he turned yellow in different tanks.
Taj Mahal is affected by acid rain. The white marble has turned yellow
dead red true blue clean green mellow yellow
No, not all bones are white. Bones can be different colors depending on factors such as age, health, and mineral content. Some bones can appear yellow, red, or brown due to various pigments and minerals present in the bone tissue.
Assuming it has a white gelcoat finish that has oxidised,clean it with acetone and clean rags, then cut it back with 1200 grit wet&dry paper with water,only until it turns white and smooth, taking care not to rub through it. It can then be polished to a high gloss, using cutting compound by hand or machine. Wax it last with carnauba, any car polish will do the job.
I really do not think it can be done. At one time, piano keys were made from ivory. If the ivory began changing, you could do things to it to keep it white. Today's piano keys are made of plastic. There is nothing you can do with yellowed plastic piano keys. Throw them away and replace them with new, white, plastic piano keys.
Yellow and white mixed together make a light, pastel shade of yellow.