Human Factor

  Maintenance of aircraft involves working with a variety of fluids and  chemical substances.         Lubricants                                                                hydraulic fluids,       paints,        cleaning compounds         solder.          aircraft fuel and exhaust.  AME is   exposed to a number of these substances  in the workplace. Each substance  gives off some form of vapour or fumes  which can be inhaled by .  Some fumes have their odour,  whereas others have no smell to indicate their presence.  Some substances will be  benign most of the time, but may, in certain circumstances, produce fumes (e.g.  overheated grease or oils, smoulde...

  Fatigue   may be considered to be a condition reflecting inadequate rest, as well as a collection of symptoms associated with displaced or disturbed biological rhythms.  Acute fatigue  is induced by long duty periods or by a string of particularly demanding tasks performed in a short term.  Chronic fatigue  is induced by the cumulative effects of fatigue over the longer term.  Mental fatigue  may result from emotional stress, even with normal physical rest. Like the disturbance of body rhythms, fatigue may lead to potentially unsafe situations and a deterioration in efficiency and well-being. Hypoxia and noise are contributing factors.  Physical fatigue  (e.g. muscle soreness, oxygen debt, or extreme tiredness caused by sleep deprivation, illness or poor nutrition),  Mental fatigue  (e.g. associated with tasks demanding intense concentration, rapid or complex information processing and other high level cognitiv...