Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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The horizontal fraction bar was introduced by the Arabs.
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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
Food chains.
Food Pyramid
Eucalyptus tree leaves
Employment Status of Food-Insecure Households
evolution tree
For the circuit in Figure 1, assume ideal diodes. The peak inverse voltage is approximately