Flavin (from Latin flavus, yellow) is the common name for a group of organic compounds based on pteridine, formed by the tricyclic heterocycle isoalloxazine.
The top question I get is âhow do you become a security contractor without any military or police background?â. My top reply is for individuals to join the military or police, and get that backgroundâwith an emphasis on the combat arms and duty in the war. That by far is the best route to go, and you will come up against the least amount of friction in this industry as you pursue your career in security contracting.
To enlist in the Army Reserve you must be: 1  Between the ages of 17â35 (must ship to basic training prior to 35th birthday). 2  A U.S. citizen or registered alien â U.S. Citizens or Permanent Resident Aliens (people who have an INS I-151/I-551 âGreen Cardâ) may join the U.S. Military.3  Healthy and in good physical condition. Between the ages of 17â35 (must ship to basic training prior to 35th birthday). 2  A U.S. citizen or registered alien â U.S. Citizens or Permanent Resident Aliens (people who have an INS I-151/I-551 âGreen Cardâ) may join the U.S. Military. 3  Healthy and in good physical condition.