Definitions and Key Features
Within the oil markets there are a number of widely used acronyms and terms that are described below.
The physical markets
Crude oil and sulphur
Crude oils are typically classed as high or low sulphur. Typically the lower the sulphur, the higher the value of the crude.
API (gravity)
Crude oils are also classed as light or heavy. The higher the gravity (or the lighter the crude oil), typically the higher the value of the crude.
TAN (acid)
As the world delves deeper for hydrocarbon, more and more acidic crude oils are being found. The higher the TAN (total acid ...
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