To prevent your mangas from yellowing, it's important to store them in a cool, dry, and dark environment to minimize exposure to light and humidity. Avoid placing them in direct sunlight or near heat sources. Additionally, using acid-free and archival quality materials for storage, such as acid-free plastic sleeves or boxes, can help prevent yellowing. Finally, handling your mangas with clean hands and avoiding eating or drinking while reading them can also help prevent yellowing. **

To remove plastic yellowing, you can try using a mixture of hydrogen peroxide and a small amount of UV light. First, mix the hydrogen peroxide with a small amount of water and apply it to the yellowed plastic. Then, expose the plastic to UV light, such as sunlight or a UV lamp, for several hours. This process can help to break down the chemical bonds that cause the yellowing and restore the plastic to its original color. Additionally, you can also try using a plastic polish or rubbing compound specifically designed for removing yellowing from plastic surfaces. **

To help with yellowing after bleaching, you can use a purple or blue toning shampoo to neutralize the yellow tones and restore a cooler, more natural blonde color. Additionally, using a deep conditioning treatment can help to nourish and hydrate the hair, reducing the appearance of yellowing and improving overall hair health. It's also important to avoid excessive heat styling and use heat protectant products to prevent further damage and discoloration. **

Interior architecture focuses on the structural and spatial elements of a space, including the layout, flow, and functionality. It involves designing and coordinating the interior structure of a building, such as walls, ceilings, and floors. On the other hand, interior design focuses on the aesthetics and decorative aspects of a space, including furniture, color schemes, and accessories. It involves creating a cohesive and visually appealing environment that reflects the client's needs and style preferences. While interior architecture deals with the physical structure of a space, interior design focuses on the visual and decorative elements. **

Yellowing on a metal bed can be caused by a variety of factors, including exposure to moisture, sunlight, or chemicals. Oxidation of the metal can also lead to discoloration over time. Additionally, if the metal bed is made of a lower quality material or has a thin coating, it may be more prone to yellowing. Regular cleaning and maintenance can help prevent or reduce yellowing on a metal bed. **

To protect books from yellowing, it's important to store them in a cool, dry, and dark environment to prevent exposure to sunlight and humidity. Using acid-free and archival quality materials for book covers, storage boxes, and protective sleeves can also help prevent yellowing. Additionally, handling books with clean hands and avoiding eating or drinking while reading can prevent oils and stains from damaging the pages. Regularly dusting and cleaning bookshelves can also help maintain the condition of the books. **

The answer to whether product design or interior architecture is better ultimately depends on personal interests and career goals. Product design involves creating tangible objects that serve a specific function, while interior architecture focuses on designing interior spaces that enhance the user experience. Both fields offer unique opportunities for creativity and innovation, so it is important to consider which aligns more with your passions and strengths. Ultimately, the decision between product design and interior architecture should be based on individual preferences and career aspirations. **

One can study architecture or interior design by enrolling in a formal education program such as a bachelor's or master's degree in architecture or interior design at a university or college. These programs typically cover design principles, building technology, history of architecture, and practical skills such as drafting and computer-aided design. Additionally, gaining practical experience through internships or apprenticeships with established architects or designers can provide valuable hands-on learning opportunities. Networking with professionals in the field and attending workshops, conferences, and exhibitions can also help in expanding one's knowledge and skills in architecture or interior design. **