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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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The horizontal fraction bar was introduced by the Arabs.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.
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Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.