Answer:
Silk, as one of the better and better fabrics, is susceptible to mixing with other fabrics that are similar to it.
Step-by-step explanation:
The first way to recognize real silk is to rub it between your hands. Real silk would become warm by rubbing between your hands. In addition, rubbing silk between the hands produces a sound.
Another way to recognize real silk is to crumple it. Real silk should not immediately return to its original shape and wrinkles should remain.
Also, you can push the fabric you plan to buy through the ring. If the silk is real, you should simply do it because real silk is smooth and flexible.
The simplest way to recognize real silk is to light it, Take a piece of thread, and light it. If it is real silk, the thread will burn slowly and the flame will not be visible, and it will smell like burnt hair.