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Sick, senior patient and oxygen mask in hospital bed for respiratory support, ventilation or coma. Healthcare, elderly woman or sleeping with respirator in intensive care for surgery recovery or rest
Advanced anesthesia machine with a mechanical ventilator providing artificial respiration and life support to a patient during surgery in a modern, dimly lit operating room at a hospital clinic
Air conducts and ventilation system on warehouse rooftop
Aerial view of multiple cooling units situated on a rooftop. The system features a series of large HVAC units and extensive piping.

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