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Heat exhaustion can progress to life-threatening heat stroke if not treated promptly. The STS role requires supervisors to intervene immediately: relocate workers to a shaded or air-conditioned area, provide cool water, loosen clothing, and monitor vital signs. Rest breaks and hydration should be reinforced proactively to prevent recurrence. Salt tablets (C) are outdated and may cause electrolyte imbalance. Continuing work (A) or ignoring symptoms (D) is negligent and dangerous. Prevention includes acclimatization, structured hydration schedules, buddy systems, and adjusting workloads or timing to cooler parts of the day. Documenting the incident and retraining crews on heat illness prevention reinforces a culture of care and compliance with OSHA and NIOSH guidelines.

Workers have the right to refuse unsafe work. The supervisor must pause the task, investigate hazards, and apply corrective actions before resuming. Disciplining (A) or dismissing concerns (C, D) erodes trust and safety culture. STS supervisors should engage workers in hazard identification, verify controls, and document findings. Ethical leadership means respecting concerns, protecting against retaliation, and fostering an environment where safety comes first. This proactive response prevents incidents and strengthens reporting culture.

Hot surfaces can cause severe burns. Engineering controls—insulation, guarding, or shields—are the most effective preventive measures. PPE (gloves, sleeves) supports protection but should not replace physical barriers. Reminders (A) and ointments (C) treat symptoms but not hazards. Ignoring (D) is negligent. STS supervisors must conduct hazard assessments, track burn incidents, and document corrective actions. Training and signage reinforce awareness. Worker feedback on PPE usability ensures consistent compliance.

Engineering controls, such as guardrails or rack protectors, physically reduce damage potential and protect workers from falling materials. Training (A) and pledges (D) are administrative actions that rely on human behavior, while discipline (C) may suppress reporting but does not solve the hazard. The STS program emphasizes prioritizing higher-order controls, integrating them into facility design, and continuously improving based on incident data. Supervisors should also review aisle width, traffic flow, and pedestrian segregation as part of the corrective action plan. By combining engineering solutions with operator engagement, overall risk is reduced and sustainability of controls is improved.

At 95 dBA, OSHA requires inclusion in a hearing conservation program: audiometry, training, and hearing protection. Ignoring (B) or using cotton balls (C) is noncompliant. Rotation (D) reduces exposure duration but not intensity. STS supervisors must pursue engineering controls like enclosures or dampening, monitor exposure, and document actions. Worker involvement ensures correct protector use and compliance. Proactive measures prevent permanent hearing loss.