After the renovation team left, the pale yellow dirt on the bathroom tile floor could not be wiped o

1. For glazed bricks, the glaze layer of the brick surface is a very dense substance, colored liquid or dirty things will not penetrate into the brick body, the pollutants of the brick surface can be removed by wiping the brick surface with a rag or adding some washing spirit, if it is a tile with a strong sense of concave and convex, the uneven gap squeezes a lot of dust, use a brush brush, and then rinse with clean water to remove the dirt on the brick surface.

2. Dirt cleaning method of vitrified bricks:

For vitrified tiles, the following corresponding cleaning agents can be used to clean up the contaminants commonly used in the household:

1) Pollution type: daily cleaning.

Cleaning method: You can use a cloth, and then use dish soap and soapy water to clean it.

2) Pollution type: tea, ice cream, grease, beer.

Cleaning method: You can use soda ash solution to clean it.

3) Pollution type: sediment, rust, mortar.

Cleaning method: Use sulfuric acid or hydrochloric acid solution. Drop it on the brick surface, let it stand for a few minutes and then wipe it, taking care to protect your hands.

Amway has a special tile cleaner that works quite well! If lime, putty powder, and white latex drip off the brick surface, use a blade to carefully scrape off.

4) Pollution type: paint, drawing pen.

Cleaning method: You can use turpentine, acetone to wipe, and the toothpaste used at home also has a good stain removal effect.

5) Pollution type: soy sauce, vinegar, carbon powder.

Cleaning method: The effect of using toilet cleaner is better.

6) Contamination Type: Ink.

Cleaning method: You can use Amway tile cleaner or toothpaste.

7) Pollution type: sediment, rust, mortar.

Cleaning method: Use sulfuric acid or hydrochloric acid solution. Drop it on the brick surface, let it stand for a few minutes and then wipe it, taking care to protect your hands.

Amway has a special tile cleaner that works quite well! If it is lime or dripping brick surface, use a blade to carefully scrape off.

Generally, it is a water stain, gently wipe it with a steel wool ball, and if it doesn't work, use 84

Try it with oxalic acid, if it doesn't work, you should suspect that it is the quality of the floor tiles. I used to sell floor tiles as well. Hehe.

We generally use oxalic acid... Pour oxalic acid and rub it immediately, and then rinse with water... Generally, hardware stores sell it, you just buy a small bottle... I bought 5 barrels last time...

Try using a strong detergent powder or solution.