3M（スリーエム）のインスタグラム(3m) - 3月30日 00時07分

Do you know how vinyl records work? 🎶

Fun fact: If the grooves of a record were unraveled, they would reach a length of 500 meters (1,640 feet)!

#science #electromagnetic #vinyl #record

[BIHAKUEN]UVシールド(UVShield) 更年期に悩んだら

>> 飲む日焼け止め！「UVシールド」を購入する