Anyị na-akpọ okooko osisi artificial ka ifuru silk.Ma silk bụ naanị ụdị ihe na-eme ifuru, a na-akpọ ya velvet, yabụ mgbe mmadụ kwuru okooko osisi silk, ọ nwere ike ịpụta ifuru velvet.Site na ihe ahụ, enwere ike ịme okooko osisi artificial nke pongee, velvet, ...
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