API donut

{
  "id": "MLC-T-IND-000241",
  "term": "API donut",
  "field": "Industrial and trades",
  "definition": "A circular symbol found on motor oil containers, indicating that the oil meets the performance standards set by the American Petroleum Institute (API). The upper half of the donut specifies the API service category, such as 'SN' for gasoline engines, while the lower half indicates the oil's energy-conserving properties. The center of the donut displays the SAE viscosity grade, like '5W-30'.",
  "synonyms": [
    "API Service Symbol"
  ],
  "subject": "Automotive",
  "translations": {
    "de": "API-Etikett",
    "es": "API donut",
    "fr": "API donut"
  },
  "url": "https://mlchart.com/terminology/industrial/api-donut/"
}