Zamzam water springs from Zamzam Well in the Grand Mosque in Makkah al-Mukarramah near al-Kaaba al-Musharrafa. Ultraviolet (UV) rays are used to sterilize Zamzam water by emitting energy generated by low-pressure mercury lamps enclosed in special glass. The process allows light to pass through bacteria, viruses, and microorganisms, penetrating their outer membranes and destroying their Deoxyribonucleic acid (DNA). The water is then directed into a cylindrical tube containing lamps that generate...