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pearl powder : ウィキペディア英語版 | pearl powder
Pearl powder () is a preparation of crushed pearls used in China and elsewhere for skin care and in traditional Chinese medicine. ==Preparation== Pearl powder is made from freshwater pearls or saltwater pearls below jewellery grade. These are sterilised in boiling water and then milled into a fine powder using stainless steel grinding discs or by milling with small porcelain balls in moist conditions. The powder is sold as such or mixed into creams.〔
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「pearl powder」の詳細全文を読む
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