纯棉、全棉、100%棉区别在哪？为什么总是分不清？

Group 1 - The article clarifies the differences between terms like "pure cotton," "all cotton," and "100% cotton," stating they all indicate the fabric is made entirely of cotton fibers according to national standards [1] - Some merchants may mislabel products with cotton content over 75% as "pure cotton," which can mislead consumers; it is advised to check the fiber composition on labels for compliance [1] Group 2 - The core principle of warmth in clothing, such as cotton or down jackets, is not the material itself but the ability to trap air, which serves as an excellent insulator [2] - Cotton has natural warmth but absorbs moisture, which can reduce its insulating properties and lead to issues like mold and odor when wet [4] - Polyester fiber, on the other hand, has low moisture absorption, maintaining warmth and preventing mold and odor, making it a preferred filling material for cold and humid environments [5][6] Group 3 - Selection of filling material should depend on the environment; cotton is suitable for dry, static conditions, while polyester is better for humid, active settings [7] - For those seeking lightweight and easy-care options, polyester-filled clothing is recommended, while individuals with allergies to synthetic fibers may prefer 100% cotton, with precautions against moisture [8] Group 4 - When purchasing cotton clothing, it is essential to check the label for filling composition to ensure it meets expectations, avoiding low-quality or mixed cotton products [9] - The essence of consumer choice is to meet personal needs rather than simply opting for "natural" labels; both natural and synthetic materials can be suitable depending on the use case [9]