Organizations and institutions

• Enrico Fermi Institute
  Enrico Fermi Institute
  The Institute for Nuclear Studies was founded September, 1945 as part of the University of Chicago with Samuel King Allison as director. On November 20, 1955 it was renamed The Enrico Fermi Institute for Nuclear Studies...
  
  , a research centre by the University of Chicago
• Equestrian Federation of Ireland
  Equestrian Federation of Ireland
  The Equestrian Federation of Ireland , is the National Governing Body for all equestrian sport in Ireland. It is a 32-county body, and is therefore responsible for the administration of international competitions throughout the whole island...
  
  , an equestrian sporting body
• European Forest Institute
  European Forest Institute
  The European Forest Institute is an international organisation established by the European States. By the spring of 2011, a total of 23 European States had ratified the Convention on EFI. With its about 120 Associate and Affiliate Member organisations, five Regional Offices and one Project Centre,...
  
  , a research centre
• Expeditionary Forces Institute, the overseas branch of the British NAAFI
• European Federation for Immunogenetics
  European Federation for Immunogenetics
  - History of EFI:During the early 1980s, Members of the Committee agreed that it was the right time to create a more formal organisation and from the mid-1980s it has been an official organisation...
  
  , a scientific society
• European Friends of Israel
  European Friends of Israel
  European Friends of Israel is a European lobby organization for Israel. It was established in September 2006, where 300 MEPs and national MPs took part in an opening ceremony...
  
  , a political organization
• Evangelical Friends International
  Evangelical Friends International
  Evangelical Friends Church International is a branch of Quaker yearly meetings around the world that profess evangelical Christian beliefs.- History :...
  
  , a Christian religious organization
• Enzyme Function Initiative
  Enzyme Function Initiative
  The Enzyme Function Initiative is a large scale collaborative project aiming to develop and disseminate a robust strategy to determine enzyme function through an integrated sequence-structure based approach...
  
  , a project funded by the National Institutes of Health (NIH) Glue Grant

Technology

• Electronic fuel injection, an internal combustion engine technology
• Exploding foil initiator, a detonator type