#occupational health

• Abadan - A major city and port in southwestern Iran, located on the island of the same name in the Shatt al-Arab river delta. In occupational epidemiology, toxicology, and environmental medicine, the area is heavily studied globally due to the long-term impact of emissions from one of the world's largest oil refineries, analyzing the incidence of chronic respiratory conditions and oncological pathologies among petrochemical workers.
• abajur - A device mounted on a light fixture designed to direct, diffuse, or filter the light from a lamp to protect the eyes from the bulb's direct glare. In medical ergonomics, occupational health, and ophthalmology, using an appropriate lampshade is essential to prevent accommodative asthenopia (eye strain), reduce screen reflections, and optimize visual comfort in treatment or office spaces.