Học cách chống tiền giả từ cánh bướm
Hiệu ứng quang học kỳ lạ trên cánh bướm có thể giúp con người mã hóa thông tin trên các tờ tiền hoặc những vật quý giá khác nhằm ngăn chặn hành vi làm giả.
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