The word Chamomile comes from the Greek meaning ground apple, probably because of its apple-like fragrance. The Romans used Chamomile for incense. Roman Chamomile gained its name, not from ancient Rome, but because a 19th century plant collector found some growing on the ruins of the coliseum in Rome.
What Is Perfect Vision? In cases of normal vision, also called perfect vision or 20/20 vision, the eye is able to focus light from objects precisely on the retina at the back of the eye. Refractive errors occur when the eye is unable to properly focus light on the retina.
For example when taking the funeducation test (a popular online test); a person answering 100% of the questions 100% correct will have a score anywhere from 120 to 180 where the only variable is the persons age. So a child with a perfect score is an IQ of 180 where as an older adult with a perfect score is only 120.