Radiologists graduate from accredited medical schools, pass a licensing examination, and then go on to complete a residency of at least four years of unique post-graduate medical education in, among other topics: 1  Radiation safety and protection. 2  Radiation effects on the human body.
Handfasting is an ancient Irish wedding tradition. Handfasting is an ancient Celtic custom, especially common in Ireland and Scotland, in which a man and woman came together at the start of their marriage relationship. 1 Origin of the term.
. A handshake is a short ritual in which two people grasp one of each other's like hands, in most cases accompanied by a brief up-and-down movement of the grasped hands. Using the right hand is generally considered proper etiquette. Customs surrounding handshakes are specific to cultures. Different cultures may be more or less likely to shake hands, or there may be different customs about how or when to shake hands.