Introduction. Magnetic resonance imaging (MRI) is a type of scan that uses strong magnetic fields and radio waves to produce detailed images of the inside of the body. An MRI scanner is a large tube that contains powerful magnets. You lie inside the tube during the scan.
Sempra Energyâs employees take an active role in the political environment through the Sempra Energy state and federal Employees Political Action Committees (collectively, SEEPAC). SEEPAC is a voluntary political action committee independent of any political party.
National Economic Council. National Security Council. The President of the United States of America (POTUS) is the elected head of state and head of government of the United States. The president leads the executive branch of the federal government and is the commander-in-chief of the United States Armed Forces.