Why does a solar-powered water still might be useful in country where the drinking contains bacteria that can cause diseases?

Purification: Solar water stills employ the process of distillation to purify water. Distillation involves boiling water and collecting the clean vapor that condenses, leaving behind impurities, minerals, and contaminants, including bacteria. By heating water to its boiling point (100 degrees Celsius or 212 degrees Fahrenheit), the bacteria present in the water are effectively eliminated.

Solar Energy: Solar-powered water stills utilize solar energy to generate the heat necessary for distillation. This means that they do not require an external power source, such as electricity or gas. In countries with limited access to reliable electricity or where fuel sources are scarce or expensive, solar stills provide a sustainable and cost-effective solution for purifying water.

Independence and Decentralization: Solar water stills can be used in remote areas, disaster-stricken regions, or communities that lack access to clean drinking water infrastructure. They offer independence from centralized water sources, allowing individuals and communities to produce their own clean water without relying on external systems that might be unreliable or vulnerable to contamination.

Portable and Scalable: Solar stills can be easily transported and set up in a variety of locations. This makes them particularly useful for emergencies, disaster relief efforts, or situations where access to clean water is limited. Moreover, solar stills can be scaled up to produce larger quantities of water, making them suitable for community use.

Sustainability: Solar water stills do not produce any harmful emissions or waste, making them environmentally friendly. They rely solely on the power of the sun, which is a renewable and sustainable energy source.

Education and Awareness: Solar stills can serve as educational tools to raise awareness about water purification, sanitation, and the importance of clean drinking water. By empowering communities with the knowledge and tools to produce their own clean water, solar stills can contribute to improved public health and well-being.