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엔진 오일 캔의 유통기한 이해: 완전한 가이드

An engine oil can sitting too long isn’t just idle inventory—it’s a quiet liability ticking in your supply chain. Degradation creeps in through weak seals, cheap coatings, or sloppy storage, and suddenly performance slips, returns spike, and compliance headaches show up uninvited. Smart buyers know shelf life lives in the package as much as the […]