The diastolic blood pressure number or the bottom number indicates the pressure in the arteries when the heart rests between beats. A normal diastolic blood pressure number is 80 or less. A diastolic blood pressure between 80 and 89 is normal but higher than ideal. A diastolic blood pressure number of 90 or higher, on repeated measurements, is considered to be hypertension or high blood pressure.
(Learn how and when to remove this template message) Air traffic controllers are people trained to maintain the safe, orderly, and expeditious flow of air traffic in the global air traffic control system. The position of air traffic controller is one that requires highly specialized knowledge, skills, and abilities.
This is a plan that helps controllers effectively coordinate and manage the rising demands of air traffic. QUALIFICATIONS REQUIRED TO BECOME AN AIR TRAFFIC CONTROLLER. There are certain basic requirements that should be met in order for an individual to be a part of the air traffic control system.