14 The wires were tested in occlusoapical orientation underneath loads utilized within the width (larger facet) in the rectangular wires. The wires had been examined in faciolingual orientation underneath loads applied about the thickness (more compact aspect) in the rectangular wire. A linear variable displacement transducer (LVDT product 2600-1063, Instron https://round-niti-wires46891.verybigblog.com/32163239/not-known-factual-statements-about-rectangular-niti-wires