The purest source of natural water is rainwater. Rainwater comes directly from water condensation in the presence of the sun. Water evaporates from lakes, rivers and seas. All impurities are removed during the vaporization process and then fall directly to the ground in the form of rain.
The correct answer is Rainwater. Wars are unleashed competing for water between African tribes suffering from water scarcity and causing injury to many people. If so, the rain in a coal mining area will be “Coal Rain”, and the rain in the industrial complex should be “Chemical Rain”. Since Korea's water facilities are quite nice, muddy water is managed and supplied to us despite its large amount of more than one million to ten million times of yellow powder.
Although they may have tried to improve water quality through rainwater management, water quality has not improved despite trillions of investment over several years and, therefore, they blame rainwater for water pollution. In addition, it gives rise to all water problems, such as lack of water, flooding, water pollution and excessive use of energy. Tap water - Water pipe - Filtration plant - Water intake system - The river or lake - Valley water - Rainwater. As bottled water goes through a “purification process,” people assume that it is the safest form of drinking water.
