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78. In the eighteenth century in California, the cost of a glass of water reached one hundred dollars.
79. In Kenya, the cost of water is ten times higher than in New York.
80. The best water according to UNESCO research in Finland.
81. Today, more than a billion people on Earth do not have access to safe and healthy water.
82. The most vulnerable groundwater, they are purified for several millennia.
83. It is not recommended to boil water twice as the proportion of "heavy water" containing the heavy isotope hydrogen deuterium increases.

73. March 22 is Water Resources Day.
74. Azerbaijan has a source with a huge methane content and the water from this source literally burns with a blue flame.
75. In Antarctica there is a lake with salinity eleven times higher than sea, so the water in it freezes only at temperatures close to -50 C.
76. The first bottle of water went on sale in 1767. Entrepreneur who came up with the idea to sell carbonated water - Englishman Joseph Priestl.
77. In the United States, more than eight hundred items of water are sold.

65. If you replace ordinary water with distilled water, then after prolonged use there is a deficiency of minerals in the body.
66. Chemical and bacteriological state of water directly affects the health of the population.
67. More than 80% of the world's diseases are transmitted through water.
68. Water-borne diseases kill more than 25 million people each year.
69. According to the WHO, poor quality water kills people every eight seconds in the world.

30. Sea water freezes at a temperature of 1.91 ° ​​C.
31. In the study of new planets, scientists are primarily looking for water.
32. On Jupiter, the weather as on Earth depends on the water cycle in the atmosphere.
33. Scientists have found ice on other planets in the solar system, as well as a completely ice-covered satellite of Jupiter - Europe.
34. The presence of ice is recorded in the nuclei of most comets. Based on this fact, the assumption of extraterrestrial origin of life on Earth is based.