General Facts About Water

  1. Roughly 70 percent of an adult's body is made up of water.
  2. At birth, water accounts for approximately 80 percent of an infant's body weight.
  3. A healthy person can drink about three gallons (48 cups) of water per day.
  4. While the daily recommended amount of water is eight cups per day, not all of this water must be consumed in the liquid form. Nearly every food or drink item provides some water to the body.
  5. Pure water (solely hydrogen and oxygen atoms) has a neutral pH of 7, which is neither acidic nor alkaline.
  6. Water dissolves more substances than any other liquid. Wherever it travels, water carries chemicals, minerals, and nutrients with it.
  7. Somewhere between 70 and 75 percent of the earth's surface is covered with water.
  8. Much more fresh water is stored under the ground in aquifers than on the earth's surface.
  9. The earth is a closed system, similar to a terrarium, meaning that it rarely loses or gains extra matter. The same water that existed on the earth millions of years ago is still present today.
  10. The total amount of water on the earth is about 326 million cubic miles of water.
  11. Of all the water on the earth, humans can use only about three tenths of a percent of this water. Such usable water is found in groundwater aquifers, rivers, and freshwater lakes.
  12. By the time a person feels thirsty, his or her body has lost over 1 percent of its total water amount.
  13. The weight a person loses directly after intense physical activity is weight from water, not fat.
  14. Water is the most common substance found on earth.
  15. Water is the only substance found naturally in three forms: solid, liquid, and gas.
  16. Ninety-seven percent of the earth's water is saltwater in oceans and seas. Of the 3% that is freshwater, only 1% is available for drinking - the remaining 2% is frozen in the polar ice caps.
  17. Water serves as nature's thermometer, helping to regulate the earth's temperature.
  18. Water freezes at 32 degrees Fahrenheit, 0 degrees Celsius.
  19. Water boils at 212 degrees Fahrenheit, 100 degrees Celsius.
  20. Once evaporated, a water molecule spends ten days in the air.
  21. Forty percent of the atmosphere's moisture falls as precipitation each day.
  22. One gallon of water weighs 8.34 pounds; one cubic foot contains 7.84 gallons of water.
  23. People need about 2.5 quarts of water a day to maintain good health. A person can live without water for approximately one week, depending upon the conditions.
  24. About 74% of home water usage is in the bathroom, about 21% is for laundry and cleaning, and about 5% is in the kitchen.
  25. Flushing a toilet requires 2 to 7 gallons of water.
  26. A 10 minute shower can take 25 - 50 gallons of water.
  27. A typical garden hose can deliver 50 gallons of water in just 5 minutes.
  28. It takes about four times the amount of water to produce food and fiber than all other uses of water combined.
  29. It takes about 1,000 gallons of water to grow the wheat to make a two pound loaf of bread, and about 120 gallons to produce one egg.
  30. About 1,800 gallons of water are needed to produce the cotton in a pair jeans, and 400 gallons to produce the cotton in a shirt.
  31. It takes 39,000 gallons of water to produce the average domestic auto, including tires.
  32. Producing an average-size newspaper requires about 150 gallons of water.
  33. Water makes up almost two-thirds of the human body, and seventy percent of the brain.
  34. Four hundred gallons of water are recycled through our kidneys each day.
  35. Water makes up 80% of an earthworm, 70% of a chicken, and 70% of an elephant
  36. Water makes up 90% of a tomato, 80% of pineapples and corn, and 70% of a tree.
  37. Frozen water is 9% lighter than water, which is why ice floats on water.
  38. Water helps to maintain healthy body weight by increasing metabolism and regulating appetite.
  39. Water leads to increased energy levels. The most common cause of daytime fatigue is actually mild dehydration.
  40. Drinking adequate amounts of water can decrease the risk of certain types of cancers, including colon cancer, bladder cancer, and breast cancer.
  41. For a majority of sufferers, drinking water can significantly reduce joint and/or back pain.
  42. Water leads to overall greater health by flushing out wastes and bacteria that can cause disease.
  43. Water can prevent and alleviate headaches.
  44. Water naturally moisturizes skin and ensures proper cellular formation underneath layers of skin to give it a healthy, glowing appearance.
  45. Water aids in the digestion process and prevents constipation.
  46. Water is the primary mode of transportation for all nutrients in the body and is essential for proper circulation.
  47. Over 90% of the world's supply of fresh water is located in Antarctica.
  48. Bottled water can be up to 1000 times more expensive than tap water and it may not be as safe.
  49. Water is colorless in small amounts, but exhibits a bluish tinge in large quantities