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Text: Jiang Yuxuan
Editor|Jiang Yuxuan
Preface
Have you ever thought that your hair is actually a kind of "black gold"? Whether in the countryside or in the city, we can hear the familiar voice "Recycle your hair!" and it seems to have become a fixed scene.
Multiple uses for long hair
With the progress of society and the development of science and technology, people have a higher pursuit of quality of life. However, the potential value of hair, an object that can be seen everywhere in our daily lives, has been overlooked.
In fact, our hair contains a lot of minerals and trace elements, as well as many essential nutrients such as proteins, amino acids, etc. Today, businesses are waking up to this and recycling hair as a valuable resource, from farmland to hospitals to the hairdressing industry.
We can think of hair as a renewable resource and use it in animal husbandry. According to the data, a cow can produce about 15 kg of fresh hair a year, and a sheep can also produce about 3-6 kg of wool.
To ensure the health of the animals, it is common to cut off part of their hair when they are unwell. Therefore, as long as it is properly sorted and managed, hair can become a valuable biomass energy source that can be converted into fertilizer or other useful chemical products, thereby reducing environmental pressure and reducing agricultural production costs.
In addition to its application in the livestock industry, hair can also be turned into one of the high-quality raw materials in the beauty industry. It's no secret that nature gives everyone a unique hairstyle, but not everyone can express themselves perfectly.
That's when artificial hair came into being. With the help of advanced production technology and technical means, a single hair is removed from living hair follicles, cleaned and disinfected before it can be used to manufacture various personal care products such as hair pieces, hair bundles, hats, etc. And these expensive products have also become the object of beauty lovers.
One study showed that each gram of hair contains more than 2% nitrogen, which is an important component of protein. At the same time, scalp oil has also been shown to have antimicrobial effects, helping to prevent skin inflammation.
On this basis, researchers have developed a series of new biodegradable materials with hair as the main raw material, such as sustained-release particulates and scaffold structures. Through research on the treatment of specific diseases, research and development of medical equipment, and improvement of health care products, we play an active role.
Nowadays, urbanization has accelerated the generation of plastic waste and caused serious environmental pollution problems. In the context of advocating the concept of green environmental protection, many emerging companies have invested a lot of energy in the research and development of new eco-friendly alternatives.
In particular, due to the high strength and good thermal insulation properties of hair fibers, it is possible to replace traditional insulating materials such as gypsum board in roofs, walls, and other building materials.
In addition, during the period of plant seedling, waste hair strands are mixed into the soil to improve soil permeability and water retention capacity, which is conducive to the seeds to break out of the shell earlier and faster, and cultivate strong seedlings. According to the survey and analysis, the benefits of this method in agricultural production are significantly enhanced compared with traditional planting methods.
Hair big revealed
Traditionally, we have thought of hair as just a biological appendage, but in a remote mountain village in China, there is a special handicraft called "hair house" that collects and weaves a variety of hair products, including hair flowers, hair ties, hair accessories, and more. Not only that, but there are many more uses for these hairs waiting for us to dig into.
The long hair, which is purchased at a high price in the countryside, is used for public welfare and charity. Many countries and regions have set up non-profit organizations that receive these discarded long hairs, process them and donate them to children in need or cancer patients.
The hair extracted during this process will be made into wigs, so that those who have lost their hair due to illness or congenital hair loss can regain their self-confidence and have a better life experience.
When it comes to environmental protection, long hair also plays an important role. Hair is rich in amino acids, carbohydrates and other nutrients, and scientists have discovered that it can be used as a plant nutrient, and by crushing and mixing with other organic matter, it can produce high-quality biofertilizer.
This method not only reduces the risk of environmental pollution caused by conventional chemical fertilizers, but also promotes a virtuous cycle of agricultural production and the efficient use of natural resources.
This is because the scaly structure of the surface layer can quickly capture the surrounding oil molecules, which has an excellent adsorption effect, helping us to alleviate the world's environmental problems. At the same time, one of the most common materials used to make high-quality piano strings is horsetail hair.
Despite the problems of moisture and distortion, we can ensure that the modulation method can be applied to the lower frequency or intermediate regions by precisely controlling the modulation method, so that it can perform quite well in the actual performance.
Throughout human history, hair has been regarded as a sacred and special symbol. Especially in ancient China, hair carried the importance of many cultures and beliefs. However, with the changes of the times and the progress of society, our understanding of this precious resource has also deepened.
As a product of nature, it has good biological activity and environmental performance. Long hair contains a lot of protein and other beneficial components, which can effectively improve soil fertility and enhance crop disease resistance.
Long hair can also be used as an efficient compost raw material to further reduce land pressure and reduce the harm of chemical fertilizers and pesticides to the environment. Combined with the current global concern of green environmental protection concept, making full use of the potential of Changfa resources in agricultural production is undoubtedly an important way to promote green development.
In some villages with rich traditional culture, many craftsmen skillfully use long hair to create countless exquisite works of art, such as hairpins, head ropes, hanging ornaments, etc. Long hair has become a unique carrier of folk art with its soft and tough characteristics, inheriting and carrying forward the local characteristic culture, so that the ancient skills can be continued and prosperous.
We must also not forget the important responsibility of protecting the ecological environment and achieving sustainable development. Nowadays, the increasingly serious pollution problem is threatening our quality of life, and we need to turn our attention to a green and low-carbon lifestyle.
epilogue
Although hair is often overlooked in life, it has a high value and use in some industries. Whether it is used as a raw material in the manufacture of hair products, as a renewable resource for environmental protection, or even in the field of scientific research, hair has an irreplaceable position.