{
  "id": "UN1123",
  "name": "ounce (avoirdupois)-force",
  "ml_name": "ip_ozf_{av}",
  "symbol": "ozf",
  "reference": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b8#O"
}