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Author Question: A plasma jet may reach a temperature in excess of _____. a. 20,000F b. 30,000F c. 40,000F d. ... (Read 25 times) |
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.