@Milan1999 22 May 2021 more from that month

20 interesting and useful facts about water 1. About 70% of an adult's body is made up of water. 2. Immediately after birth, about 80% of a child’s body weight is made up of water. 3. A healthy and very active person can drink up to 5 or more liters of water a day. 4. Intake of too much water in the body in too short a time can lead to water intoxication. Intoxication occurs when water dilutes the amount of sodium in the blood and thus causes an imbalance of water in the brain. 5. Water intoxication most often occurs during intense sports activity. 6. Although the recommended daily water intake is up to 2 liters, it is not necessary that all water be consumed in liquid form. With almost all our food and drink, we take a certain amount of water into the body. 7. Soft drinks, coffee and tea, although consisting almost exclusively of water, also contain caffeine. Caffeine can act as a mild diuretic, preventing water from entering all the necessary places in the body. 8. Pure water (consisting exclusively of hydrogen and oxygen atoms) has a neutral pH value of 7, which is neither acidic nor basic, or alkaline. 9. Water is a better solvent than any other liquid. Wherever it travels, water carries with it dissolved chemicals, minerals, and nutrients. 10. Between 70 and 75% of the Earth's surface is covered with water. 11. Much more fresh water is stored underground in aquifers than on the Earth’s surface. 12. The earth is a closed system, similar to a terrarium, which means it almost never loses me or receives extra matter. The same water that existed on Earth millions of years ago is still present today. 13. The total amount of water on earth is about 1.360 billion cubic meters. 14. Of the total amount of water on Earth, only about three tenths of one percent of that amount is usable by humans. Utilized water is found in groundwater aquifers, rivers and freshwater lakes. 15. The United States uses about 346,000 million gallons of drinking water per day. 16. The United States uses almost 80% of its water for irrigation and electricity production in thermal power plants. 17. The average person in the U.S. uses 80 to 100 gallons of water a day. The largest share of water consumed per person is spent on flushing the toilet. 18. About 85% of the U.S. population is supplied with water from public water. The remaining 15% is supplied with water from private wells or other sources. 19. When a person feels thirsty, his or her body has lost more than 1% of the total amount of water in the body. 20. The body weight that a person loses immediately after intense physical activity is the weight of water consumed, not fat.