Cartoon | Duck down jackets, goose down jackets, why are there no chicken down jackets?
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Down jackets are essential for keeping warm in winter. So, there are duck down jackets and goose down jackets, but why are there no chicken down jackets? How should you choose a down jacket? A cartoon will help you understand >> Produced by: Science Central Kitchen Produced by: Beijing Science and Technology News | Science Plus Client Reproduction without authorization is prohibited, and offenders will be prosecuted |
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