"hog fuel" meaning in English

{
  "etymology_text": "* Possibly from a nickname, hammer hog, of the grinding machine used to create it.\n* The word for \"chopped/hacked\" in Norwegian is hogge (past tense hogde); chopped wood has been hogde. Hogde fuel may have morphed into hogged fuel.",
  "forms": [
    {
      "form": "hog fuels",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "hog fuel (countable and uncountable, plural hog fuels)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "An unprocessed mixture of coarse chips of bark and wood fiber. Pieces run from a coarse grade of less than 5\" to a fine grade of less than 2\"."
      ],
      "id": "en-hog_fuel-en-noun-uLcRK6Q9",
      "tags": [
        "countable",
        "uncountable"
      ]
    }
  ],
  "word": "hog fuel"
}

{
  "etymology_text": "* Possibly from a nickname, hammer hog, of the grinding machine used to create it.\n* The word for \"chopped/hacked\" in Norwegian is hogge (past tense hogde); chopped wood has been hogde. Hogde fuel may have morphed into hogged fuel.",
  "forms": [
    {
      "form": "hog fuels",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "hog fuel (countable and uncountable, plural hog fuels)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "An unprocessed mixture of coarse chips of bark and wood fiber. Pieces run from a coarse grade of less than 5\" to a fine grade of less than 2\"."
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    }
  ],
  "word": "hog fuel"
}