Water, vital liquid in the earth, is an essential element in the nutrition of plants and animals.
A human being would live some time without food, but not without water.
Natural waters used for the human consumption need some treatments in order to avoid diseases very common during the summer season, as a result of intensive rains, contaminating underground waters.
Although the treatment of water in Cuba is made in the suppier sources, the practice of different methods is always recommended to guarantee the adequate quality.
The filtration is also recommended after boiling water for more than 10 minutes and pouring it into another container for the oxygenation.
Due to the simple method and the necessity to consume fresh and healthy water, it is necessary to include the cleaning of this valuable liquid into the daily routine.