API donut
present participle of profane
plural of Scovil
(US, automotive) An information table found on cans of motor oil, conforming to U.S. standards, which indicates the weight (viscosity) and type of oil. The central circle provides the oil viscosity rating (ie. 10W50), while the upper annulus section provides the oil type (ie. SP).
plural of tonearm
エンジンにオイルを足す前に、缶に表示されたエンジンオイルの情報円盤を必ず確認して、粘度とSPのサービス等級を確かめてください。
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