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Author Question: The surfaces x + y + z = 1, x = 0, y = 0, z = 0 bound a solid object of constant density. Find its ... (Read 42 times) |
People about to have surgery must tell their health care providers about all supplements they take.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.
Thyroid conditions may make getting pregnant impossible.
When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).