Why do jeans smell? Uncover the secret behind the odor
As a versatile item, almost everyone has a pair of jeans, but newly bought jeans always have a pungent smell that cannot be completely eliminated even after being washed several times. Where does this odor come from? This article will combine the hot discussions and industry data on the Internet in the past 10 days to reveal the source and solution of the odor in jeans.
1. The main sources of odor in jeans
| Source type | Specific instructions | Related data |
|---|---|---|
| chemical dye residue | Chemical substances produced during the dyeing process of indigo dyes and sulfur dyes | About 78% of odor complaints are related to dyes (Textile Industry Report 2024) |
| Formaldehyde and other preservatives | Used to prevent jeans from getting moldy in transit | The international standard limit is ≤75 mg/kg, and some low-price products exceed the standard by 3 times. |
| Resin finishing agent | Used to maintain the crisp feel of jeans | Release volume increases by 50% in high temperature environments |
| Packaging sealed environment | Long-term sealing leads to accumulation of volatile substances | The odor intensity of jeans in sealed packaging is 2.3 times higher than that in open packaging |
2. How to effectively remove odor from jeans?
Based on the recent popular life skills on Xiaohongshu, Douyin and other platforms, we have compiled the following practical and effective methods:
| method | Operation steps | Effect evaluation |
|---|---|---|
| White vinegar soaking method | Soak in 1:10 white vinegar and water solution for 2 hours | Best for removing dye smell, 12w+ likes |
| Activated carbon adsorption | Store jeans in a sealed bag with activated carbon for 24 hours | 89% effective against formaldehyde odors |
| Sun ventilation method | Leave to dry in a ventilated place for 48 hours. | The most economical and safe, but need to avoid fading due to exposure to the sun |
| baking soda cleaning | Add half a cup of baking soda to the washing machine for regular washing | Suitable for slight odor, Douyin popular challenge tags |
3. Tips for choosing low-odor jeans
Combining Zhihu’s professional evaluation and e-commerce platform consumption data, the following suggestions are given:
1.Look at the certification mark: Prefer products with OEKO-TEX® Standard 100 certification, which requires formaldehyde content ≤16mg/kg (infant grade standard)
2.smell: When purchasing in a physical store, if there is an obvious pungent smell after opening the packaging bag, you should purchase with caution.
3.Select technology: Using laser engraving instead of traditional resin finishing, the odor of jeans is reduced by 60%
4.Check the place of origin: Jeans made in Türkiye and Japan have the lowest consumer odor complaint rate (e-commerce platform data in March 2024)
4. Expert interpretation: Is peculiar smell harmful to health?
The popular science topic #jeans safety guide# recently launched by the China National Textile and Apparel Council on Weibo pointed out:
• The odor of normal qualified products will not cause acute harm, but sensitive people may experience skin irritation
• It is recommended to wash new jeans at least 2 times before wearing them for the first time
• If there is a strong odor that persists for more than 2 weeks, it is recommended to send it to a professional for testing.
From the above analysis, it can be seen that the odor of jeans is the result of a variety of factors. By mastering the correct handling and purchasing methods, you can enjoy fashion and protect your health. Recent Taobao data shows that searches for "odorless jeans" have increased by 230% year-on-year, reflecting consumers' higher requirements for product comfort.
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