That means like oxygen for like breathing in your mouth
The circulation of water is called the water cycle
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you can heat gas in a very high temperture
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=x + 9/x
Explanation:: Idk hopefully this helps if not im sorry :/
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Smallpox has had a major impact on world history, not least because indigenous populations of regions where smallpox was non-native, such as the Americas and Australia, were rapidly decimated and weakened by smallpox. During the 18th century the disease killed an estimated 400,000 Europeans each year, including five reigning monarchs, and was responsible for a third of all blindness. After successful vaccination campaigns throughout the 19th and 20th centuries, the WHO certified the global eradication of smallpox in December 1979. Smallpox is one of two infectious diseases to have been eradicated.
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