What does the API grade of engine oil mean?
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API is the abbreviation for the American Petroleum Institute, the first national-level commercial association in the United States and one of the earliest and most successful standard-setting chambers of commerce worldwide. The API standard for engine oil refers to the relevant standards established by this association for engine oil. Below is a partial introduction about API: 1. Important Mission: One of API's significant tasks is to standardize equipment used in the petroleum and natural gas industry to ensure the safety, reliability, and interchangeability of the equipment used in this sector. 2. Application of API Standards: API standards primarily specify equipment performance, sometimes including design and process specifications. The areas of standard formulation include petroleum production, refining, measurement, transportation, sales, safety and fire prevention, environmental regulations, etc. Its information technology standards cover aspects such as EDI, communication, and information technology applications for the petroleum and natural gas industry.