7 Glycolic Acid
Heptaethylene glycol acid
There is a strange thing in the world, called heptaethylene glycol acid. Its nature is very different, and it is widely used.

Looking at its shape and quality, it may be as clear as crystal dew, or as moist as jade paste. Smell it, the breath is light, no pungent smell, but there is a sense of freshness. To touch it, it is smooth as fat, very delicate.

It is used for daily use, and it is of great service. It can be put into the paste, moisturizing the skin and making it tender. When applied, the skin gradually absorbs, and it feels clear and comfortable. If you use it for a long time, the face will be clotted, and the color will be like peach blossoms. The wrinkles will gradually disappear, and the radiance will glow.

In the realm of manufacture, It can help the materials to blend, making the product uniform and tough. If the utensils are made, they are moisturized by them, and the texture is dense and durable.

As for all kinds of skills, they also rely on their assistance. When dyeing, it can promote the addition of colorants, and the color is bright and lasting.

Although heptaethylene glycol acid is invisible to everyone's eyes, it is a good material for the world.