Tools: Tianna water, gasoline, cotton swabs.

1. You can first take a look at the letters printed on the clothes, such as the letter c in the picture.

2. Then you need to use Tianna water, which can be bought at the paint store. Spray it on the letters as shown in the picture.

3. Then apply it with a cotton swab and wipe it continuously, as shown in the picture.

4. After wiping, you can use water to remove the offset printing, as shown in the picture.

5. Then pour an appropriate amount of gasoline and wipe it clean on the letters, as shown in the picture.

6. Finally, you can see that the initial letter c has been removed. Just remove the other letters in the same way.

Extended information:

Offset printing is a type of lithographic printing. It uses rubber (rubber blanket) to transfer the graphics and text on the printing plate to the substrate. It is also a printing method. It is the existence of the blanket that gives this printing method its name. The blanket plays an irreplaceable role in printing. For example, it can well make up for the uneven surface of the substrate and enable the ink to be fully transferred. It can reduce the water on the printing plate (see below for the role of water in printing). ) to the substrate, etc.

There are many types of paper used in offset printing, and the properties of each paper are also different. Even for the same type of paper, the quality will vary due to the different manufacturing processes of each factory.

Types

① Offset paper is a paper commonly used by offset printing machines for multiple color registrations. In offset printing, it is often used to print various promotional albums, book covers, maps, illustrations, trademark advertisements, etc.

②Coated paper is a high-grade paper made by coating a layer of white paint on the surface of the original paper and undergoing super calendering. In offset printing, it is often used to print albums, pictorials, calendars, annual calendars, product samples and refined illustrations, etc.

③White board paper Because of its hard texture, large thickness and weight, some packaging, decoration and trademark printing factories often use it to print various packaging cartons and trademarks.

④ Newsprint is rarely used in offset printing because of its soft texture, thin thickness and light weight. It is only used to print newspapers, etc.