Useful Material Or Knowledge Crossword Clue 5 2 3 4

: In a literal sense, "grist" is corn or grain that is brought to a mill to be ground into flour. Figuratively, it refers to any "raw material" (including knowledge) that can be processed for profit or use. mpbse.nic.in Crossword Context

But if the phrase is "" — maybe DIG UP DIRT ? Dig up (3+2) not right. useful material or knowledge crossword clue 5 2 3 4

Could the answer be ? (6, 2, 4) PEARLS OF WISDOM ? (6, 2, 6) : In a literal sense, "grist" is corn