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)
>> 飲む日焼け止め!「UVシールド」を購入する
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2023/3/30