Poison ivy, oak, and sumac are plants that can cause a red, itchy rash called allergic contact dermatitis. It is the most common skin problem caused by contact with plants. The rash is caused by contact with a sticky oil called urushiol (say yoo-ROO-shee-all) found in poison ivy, oak, or sumac.
For other uses, see Superstition (disambiguation). Superstition is a popular song composed, produced, arranged, and performed by Stevie Wonder for Motown Records in 1972. It was the lead single for Wonder's album Talking Book, and released in many countries. It reached number one in the U.S., and number one on the soul singles chart.
These behaviors can all be linked to a strong belief that has been embedded in human history -- superstitions, according to a Kansas State University professor. Don Saucier, associate professor of psychology, said superstitions are behaviors that people perform in an attempt to affect or control their future.hese behaviors can all be linked to a strong belief that has been embedded in human history -- superstitions, according to a Kansas State University professor. Don Saucier, associate professor of psychology, said superstitions are behaviors that people perform in an attempt to affect or control their future.