GROUND CONTROL TO MAJOR TOM

摘要

Every so often, commercial pilots and other professionals whose jobs require them to be highly vigilant have to take something called the maintenance of wakef ulness test. They must sit in a comfy chair in a dimly lit room and stay awake for 40 minutes, a procedure that is repeated four times over the course of 8 hours. If they should drop off, this is detected by EEC eye movement and jaw slackness.