01 Jan 2001, Energy Risk glossary , Energy Risk
The trade association of the US petroleum industry. The API publishes weekly information on US petroleum stock figures, refinery throughput, imports, exports and stock levels. This information is divided into five geographical areas known as Petroleum Administration for Defence Districts (PADDS). The API established the system for grading crude oils by specific gravity (API gravity).
* see also Energy Information Administration (EIA); API gravity
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