hundredweight (short, 100 lb)

{
  "id": "NISTu230",
  "unitsml_id": "u:hundredweight",
  "name": "hundredweight (short, 100 lb)",
  "names": [
    {
      "value": "hundredweight (short, 100 lb)",
      "lang": "en"
    },
    {
      "value": "hundredweight",
      "lang": "en"
    }
  ],
  "symbols": {
    "unicode": "cwt (US)",
    "ascii": "cwt (US)",
    "html": "cwt (US)",
    "latex": "\\ensuremath{\\mathrm{cwt (US)}}",
    "id": "cwt (US)",
    "mathml": "<mi mathvariant='normal'>cwt (US)</mi>"
  },
  "identifiers": [
    {
      "type": "nist",
      "id": "NISTu230"
    },
    {
      "type": "unitsml",
      "id": "u:hundredweight"
    }
  ],
  "references": [],
  "short": "hundredweight",
  "root": false,
  "composite": true,
  "quantities": [
    {
      "id": "NISTq2",
      "name": "mass",
      "type": "base"
    }
  ],
  "dimension": {
    "id": "NISTd2",
    "name": "mass",
    "expression": "M",
    "components": [
      {
        "key": "mass",
        "symbol": "M",
        "power": 1
      }
    ],
    "dimensionless": false
  },
  "scale": {
    "id": "continuous_ratio",
    "name": "continuous ratio scale"
  },
  "systems": [
    {
      "id": "non-SI_not_acceptable",
      "name": "non-SI and not acceptable",
      "short": "nonsi-unacceptable",
      "acceptable": false
    }
  ],
  "root_units": [
    {
      "power": 1,
      "unit": {
        "id": "NISTu203",
        "name": "hundredweight (long, 112 lb)",
        "symbol": "cwt (UK)"
      },
      "prefix": null
    }
  ]
}