A normal blood clot consists of a clump of blood-born particles that have become stuck together inside a blood vessel; this usually occurs at the site of a blood vessel injury and is part of the normal healing process.
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AFE Management in Oil and Gas â Effective management of AFEs in a dispersed environment. One of the consistent issues faced by operators in the Oil and Gas industry is how to manage AFEs. The AFE (Authorisation for Expenditure) is the mechanism used particularly in a joint venture environment to ensure good cost and budgetary control.