Module 1: Introduction to Temperature Extremes

• Definition of thermal stress: heat and cold exposure
• Importance of maintaining thermal comfort for safety and productivity
• Regulatory standards and workplace guidelines

Module 2: Heat Stress and Heat-Related Illnesses

• Heat exhaustion, heat stroke, and dehydration
• Risk factors and vulnerable populations
• Early warning signs and symptoms

Module 3: Cold Stress and Cold-Related Illnesses

• Hypothermia, frostbite, and trench foot
• Risk factors and vulnerable populations
• Early warning signs and symptoms

Module 4: Physiological Responses to Temperature Extremes

• How the body reacts to heat and cold
• Thermoregulation and adaptation
• Fatigue and cognitive impairment risks

Module 5: Environmental Factors Affecting Thermal Comfort

• Temperature, humidity, air movement, and radiant heat
• Clothing insulation and personal protective equipment (PPE) impact
• Workload and metabolic rate considerations

Module 6: Risk Assessment and Monitoring

• Identifying high-risk tasks and environments
• Environmental monitoring tools: wet bulb globe temperature (WBGT), thermometers, hygrometers
• Exposure limits and thresholds

Module 7: Control Measures for Heat Stress

• Engineering controls: shade, ventilation, cooling systems
• Administrative controls: work-rest cycles, hydration strategies
• PPE and clothing considerations

Module 8: Control Measures for Cold Stress

• Engineering controls: heated shelters, insulation, wind barriers
• Administrative controls: work-rest schedules, warming breaks
• PPE and protective clothing for cold environments

Module 9: Hydration and Nutrition Strategies

• Importance of fluid replacement in heat
• Nutritional considerations for thermal stress
• Employee education on hydration and diet

Module 10: Employee Training and Awareness

• Recognizing symptoms of heat and cold-related illnesses
• Safe work practices in extreme temperatures
• Reporting procedures and emergency response

Module 11: Emergency Response and First Aid

• Treatment of heat stroke, hypothermia, frostbite
• Emergency procedures and evacuation
• Coordination with medical services

Module 12: Continuous Improvement and Thermal Comfort Culture

• Reviewing incidents and near misses
• Updating procedures and control measures
• Promoting a proactive culture of thermal safety and comfort