The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.
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Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
Solar particles interact with Earth's magnetosphere. Sizes not to scale.
Speed of Earth
Views of Earth’s Surface
Always use the viscosity of oil as specified on the oil fill cap.