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Author Question: The most common airflow problem experienced on air-conditioning systems is: A) Low airflow caused ... (Read 59 times) |
Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).