Edited, memorised or added to reading queue

on 09-Jun-2021 (Wed)

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Flashcard 6455224044812

Give a visual explanation of how detergent additives work in lubricant oils.

statusnot learnedmeasured difficulty37% [default]last interval [days]               
repetition number in this series0memorised on               scheduled repetition               
scheduled repetition interval               last repetition or drill