His positive vetting was subsequently reviewed in 1973, 1974 and 1976, being passed on each occasion.
2.
The general process of determining whether a person can be trusted is security clearance; the British term, used in many Commonwealth countries, is positive vetting.
3.
If you come across " positive vetting ", this is a more stringent process of actively checking a person's background by contacting and interviewing friends, previous employers, etc . Stabilizer 18 : 45, 23 December 2005 ( UTC)