Fiber (America: fiber; English: Fiber refers to a substance composed of continuous or discontinuous filaments. In animals and plants, fiber plays an important role in maintaining tissues.
Fiber has a wide range of uses, which can be woven into thin thread, thread end and hemp rope, and can also be woven into fiber layer when making paper or weaving felt; At the same time, it is often used to make other materials and form composite materials with other materials.