There are many old metallographic sandpaper used in the metallographic laboratory, and it's a pity to throw it away directly. Not to mention a few to dozens of yuan per sheet, it's quite expensive. Just looking at these metallographic sandpaper, although they can no longer be used to grind the samples, they are still good and painfully discarded. The editor has always been diligent and frugal, and when he sees things thrown away, he can't bear it. He always thinks about how to make the most of waste materials. Saving resources can also bring convenience to life, isn't it more than just one action? Kung Fu pays off to those who care. After multiple experiments by the editor, I have truly summarized some wonderful uses of old metallographic sandpaper. Let's talk about it and see if it can also help you add some fun to your life.

The first tip: sharpening a knife

Smooth out the old metallographic sandpaper and lay it flat on the edge of the table, countertop, or cutting board. As shown in the above figure, hold down the metallographic sandpaper with your left hand and hold the knife handle with your right hand. The blade and the surface of the metallographic sandpaper form an angle of 30-40 degrees, and rub them back and forth to polish the two sides of the blade. In a short amount of time, you can quickly grind the knife, whether you are cutting meat, fish, or vegetables, with just one word; Hurry up;!

The second tip: Remove scratches and stains

Modern people are fashionable and trendy in wearing deer fur clothing and frosted leather shoes. But managing it is not easy, especially when encountering scratches and stubborn stains, which are very difficult to recover and clean. What should we do? The editor teaches you a clever trick, which is to use old metallographic sandpaper used in your laboratory. One piece or a small piece can solve these problems.

First, let's talk about how to remove scratches. Gently rub the scratches with a soft cloth to remove any surface stains as much as possible. Then, use a small piece of old metallographic sandpaper to gently scrape until the stains are gone and the scratches are restored. Then gently brush the fluff with a toothbrush to keep it upright. The editor has tried it out, and the leather surface that has been treated with scratches will be the same as new.

In addition, how to remove stubborn stains? Use a Cotton swab dipped in diluted alcohol to wipe off the stains on the skin. Wipe as much as you can. Wipe as much as possible. The later stains are treated by the old metallographic sandpaper. As mentioned above, use a small piece of old metallographic sandpaper to gently scratch until the stains disappear and the scratches recover. Then gently brush the fluff with a toothbrush to keep it upright.

Check if your deer fur clothes and frosted leather shoes are as smooth as new!

The third trick: Increase the anti slip performance of the sole

Many people hope to have more friction on the soles, increase the anti slip ability, and prevent slipping and falling on the smooth ceramic tile and Terrazzo pavement. Especially the beautiful women who like to wear high heels, they hope they can step on the high heels with rhythm and stability, so that the tall and beautiful body can maintain an elegant posture, full of intelligence and confidence. Try this small piece of old metallographic sandpaper. Look at the picture, and use the old metallographic sandpaper to polish the smoother part of your beautiful high heel sole. Touch it with your hand, is it numb? The sole is already very rough? Don't worry, go shopping. Ga Deng Ga Deng, step on a thousand different styles, is it beautiful?!

There are so many wonderful uses of old metallographic sandpaper! Today, the editor will share so much with you first. It is important to remind friends that the above uses are only applicable to metallographic sandpaper (coarse sandpaper) with larger particle sizes in your laboratory.

May each and every one of us live a life full of wisdom and joy, and even though life is ordinary, it can always bring you full of happiness.