In a report by the World Health Organization, it is pointed out that 20% of the world’s population does not have access to clean drinking water, and nearly 50% of people drink unhygienic water. Due to this water quality situation, 80% of diseases and 30% of deaths in the world are related to water pollution, and water pollution leads to the spread of diseases and infectious diseases. Water quality and resources, as well as how to drink water correctly, have become highly concerned and researched issues for scientists around the world.
At present, the main sources of direct drinking water for residents include groundwater, tap water, bottled mineral water, and direct drinking water.
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