{
  "schemaVersion": 1,
  "lastUpdated": "2026-06-14",
  "note": "Approximate bulk-density values for study calculators. Weight from volume depends on material and packing.",
  "kgPerLitre": {
    "generic-grain": 0.72,
    "wheat": 0.79,
    "barley": 0.61,
    "flour": 0.53,
    "lentils": 0.77,
    "water": 1.0,
    "wine": 0.99,
    "olive-oil": 0.915
  }
}