**What is the use of paper and cardboard waste?**

Paper and cardboard waste, as one of the most important fields of recycling, play a vital role in protecting the environment and increasing resource efficiency. These wastes, by turning into new products, are used in various economic and cultural fields.

**1. Paper and cardboard recycling in the papermaking industry**

One of the main uses of paper and cardboard waste is in the paper industry. These wastes enter the paper making process as recycled raw materials. This action also creates a basis for preserving forests and helps to reduce the harvesting of trees for paper production.

**2. Production of boxes and packaging**

Paper and cardboard wastes are used as recycled materials in the box and packaging industry. These boxes may be used to package a variety of products, including fruits, electronics, and other products. This method supports both the reuse of materials and the reduction of large production of new waste.

**3. Printing and advertising industry**

Paper and cardboard wastes are also used as recycled items in the printing and advertising industry. Recycled cartons can be used as primary shipments or boxes for printed products. This use reduces the need for new materials and also reduces the viability of waste.

**4. Production of handmade paper and art products**

Paper and cardboard waste can also be used in the production of handmade paper and art products. These products include cards, notebooks, and a variety of artwork that recycles materials to make them possible.

**5. Production of building materials**

Paper and cardboard wastes are also used as recycled materials in the production of building materials. These materials include cement paper, cardboard, and various paper cuts that are used in construction.

**Conclusion**

The use of paper and cardboard waste in various industries, in addition to preserving the environment, increases the efficiency of resources and reduces the production of waste. This process helps to adapt to the principles of sustainable development and plays an important role in preserving the environment.