Fault
The point on the earth's surface that lies directly above the focus of an earthquake.
Fault Zone
A zone thousands of meters wide, consisting of numerous interlacing small faults. Earthquakes tend to occur near fault zones.
Firing System
The system placed between the initiation system and the charge.
Foreign Internal Defense
Participation by civilian and military agencies of a government in any of the action programs taken by another government to free and protect its society from subversion, lawlessness, and insurgency. (Joint Pub 1-02)
Foreign Military Financing
The portion of U.S. Security assistance authorized by the Foreign Military Assistance Act of 1961. This assistance differs from foreign military sales in that the recipient does not provide reimbursement. In effect, articles provided under this authorization are donated to the HN.
Foreign Military Sales
The portion of United States security assistance authorized by the Foreign Assistance Act of 1961, as amended, and the Arms Export Control Act of 1976, as amended. This assistance differs from the Military Assistance Program and the International Military Education and Training Program in that the recipient provides reimbursement for defense articles and services transferred. (Joint Pub 1-02)
