DEFSTAN 00-25(PT20)/1(2004) : 2004

1 HEALTH HAZARD ASSESSMENT HFI DOMAIN
   1.1 ENVIRONMENTAL STRESSORS
   1.2 WARNING
2 ENVIRONMENTAL TOLERANCE ISSUES [HHA1]
   2.1 INTRODUCTION
   2.2 TECHNICAL GUIDANCE
        2.2.1 Environmental Stressors
   2.3 DEFINITIONS
   2.4 REFERENCES
3 GRAVITY (AND ACCELERATION) [HHA2]
   3.1 TECHNICAL GUIDANCE
        3.1.1 Acceleration and Deceleration
        3.1.2 Human Factors in Weightlessness
   3.2 REFERENCES
4 ELECTRICAL/ELECTROMECHANICAL [HHA3]
   4.1 TECHNICAL GUIDANCE
   4.2 REFERENCES
5 RADIATION [HHA4]
   5.1 TECHNICAL GUIDANCE
        5.1.1 Ionizing Radiation
        5.1.2 Radiofrequency and other Non-ionizing
               Electromagnetic Radiations
   5.2 DEFINITIONS
   5.3 REFERENCES
6 THERMAL [HHA5]
   6.1 TECHNICAL GUIDANCE
        6.1.1 Units and Measurements
        6.1.2 Heat Stress
        6.1.3 Thermal comfort
        6.1.4 Cold Stress
        6.1.5 Hot Surfaces
   6.2 REFERENCES
7 ACOUSTIC [HHA6]
   7.1 TECHNICAL GUIDANCE
        7.1.1 Effects of Noise
        7.1.2 Noise Limits
        7.1.3 Legislation
        7.1.4 Use of Hearing Protection
   7.2 CHECKLIST
   7.3 DEFINITIONS
   7.4 REFERENCES
8 VIBRATION [HHA7]
   8.1 TECHNICAL GUIDANCE
        8.1.1 Vibration and Shock
   8.2 DEFINITIONS
   8.3 REFERENCES
9 TOXICITY (CHEMICALS / GASES) [HHA8]
   9.1 TECHNICAL GUIDANCE
        9.1.1 General
        9.1.2 Submarine Atmosphere
   9.2 DEFINITIONS
   9.3 REFERENCES
10 HAZARD LOGS [HHA9]
   10.1 TECHNICAL GUIDANCE
   10.2 REFERENCES
   10.3 SOURCES OF ADVICE
        10.3.1 Combined Environmental Factors
        10.3.2 Weightlessness
        10.3.3 Effects of Radiation
        10.3.4 Vibration and Shock
        10.3.5 Whole Body Motion Phenomenon
        10.3.6 Chemical and Biological Contaminants
        10.3.7 The Submarine Atmosphere
        10.3.8 Safety Standards

Human Factors Integration (HFI) describes health hazards as "hazards to health arising as a result of normal operation of the system".