Module 1: Introduction to Thermal Stress

• Definition of heat stress and cold stress
• Importance of managing temperature-related hazards
• Legal and organizational requirements

Module 2: Understanding Environmental Conditions

• Temperature, humidity, wind, and radiant heat factors
• How environmental conditions affect the human body
• Use of WBGT (Wet Bulb Globe Temperature) Index

Module 3: Body Temperature Regulation and Physiology

• How the body maintains thermal balance
• Effects of overheating or overcooling
• The role of hydration and metabolism

Module 4: Causes and Risk Factors of Heat Stress

• High temperatures, humidity, radiant heat sources
• Physical workload and clothing effects
• Personal risk factors (health, fitness, age, acclimatization)

Module 5: Types and Symptoms of Heat-Related Illnesses

• Heat rash, heat cramps, heat exhaustion, and heat stroke
• Early warning signs and first aid response
• Case studies from workplace incidents

Module 6: Prevention and Control of Heat Stress

• Engineering controls (ventilation, shade, cooling systems)
• Administrative controls (work-rest cycles, hydration plans)
• PPE for hot environments

Module 7: Causes and Risk Factors of Cold Stress

• Low temperatures, wind chill, and wet clothing
• Work activities increasing exposure risk
• Vulnerable workers and medical conditions

Module 8: Types and Symptoms of Cold-Related Illnesses

• Frostbite, chilblains, trench foot, and hypothermia
• Recognizing early signs and providing first aid
• Emergency response procedures

Module 9: Prevention and Control of Cold Stress

• Layered clothing systems and insulation principles
• Warm shelters and heated rest areas
• Safe work-rest schedules in cold environments

Module 10: Monitoring, Assessment, and Work Practices

• Measuring thermal conditions and exposure duration
• Using environmental monitoring tools
• Acclimatization and safe work procedures

Module 11: Training and Worker Awareness

• Educating workers on recognizing signs and self-care
• Supervisor responsibilities and communication
• Promoting hydration and buddy systems

Module 12: Emergency Response and Continuous Improvement

• Response protocols for heat or cold emergencies
• Incident reporting and investigation
• Continuous improvement through lessons learned and climate monitoring