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Feather, a thermal insulation material endowed by Mother Nature, is indeed a supply of choice either for an animal to nestle or for human to withstand the cold.In our daily life, feather has, more often than not, been used as wadding to provide warmth. An awful fact is that only the down, a petty part of feather; has largely been used, leaving the greater part of feather not yet fully utilized as restricted by its structural complexity. How to explore its in-depth development and how to exten…
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