After the newly renovated bathroom, the porcelain washbasin has a yellow watermark, and the laundry

Use a toothbrush dipped in toothpaste and brush it off, but if it doesn't work, you can try it with soap.

Go to a chemical store and buy some oxalic acid, which is the best way to clean your tiles.

1.Sprinkle a circle of toilet soap along the edge of the toilet, close the toilet lid, and scrub with a toilet brush after about 10 minutes, and then flush.

2.If it is a more serious yellow mark, you can use sandpaper to deal with it, the method is as follows: wrap the water sandpaper on disposable chopsticks, make a disposable toilet brush, and brush the serious yellow mark that cannot be removed.

3.For slight yellow marks, pour leftover Coke into the toilet bowl and flush it an hour to remove it.

4.Mix the white vinegar and baking soda evenly and pour it into the toilet, wait for 10 minutes, and then scrub it with a toilet brush to remove the yellow marks.

Try using vinegar, if the yellow thing is alkaline, it should be fine.

There is a thing to all-purpose cleaning paste, try it, you can wipe a lot of things, the yellow watermark is the rust left behind.

There is no good way, there are many kinds of tiles, some are watermarks, and there are also marks on pouring soy sauce, but some tiles do not, it depends on what the merchant said when you bought tiles. You're buying the kind of thing. Prices are not the same.

The most effective way is to have a steel wool ball repeatedly wiped to achieve immediate results.

Coke. The yellowing is either gray or embroidery. If the water doesn't work, try it with gasoline and kerosene.

Try toothpaste, toothpaste is very versatile.

Dip your toothbrush in toothpaste and brush it off, shining as new.

Buy all-purpose water and wipe it with a steel wool ball.