Joseph Lister efficacy of carbolic acid when applied directly to wounds. Therefore, Lister tested the results of spraying instruments, the surgical incisions, and dressings with a solution of carbolic acid. Lister found that the solution swabbed on wounds remarkably reduced the incidence of gangrene. In August 1865, Lister applied a piece of lint dipped in carbolic acid solution onto the wound of a seven-year-old boy at Glasgow Infirmary, who had sustained a compound fracture after a cart wheel had passed over his leg. After four days, he renewed the pad and discovered that no infection had developed, and after a total of
Name-letter effect are two types of self-esteem: explicit self-esteem (a person's deliberate and conscious evaluation of themselves) and implicit self-esteem. Because by definition implicit self-esteem is not accessible to introspection, measures of it do not rely on direct self-reports but on the degree to which objects associated with the self generate positive versus negative thoughts. The Letter Preference Task is the second-most popular method to measure implicit self-esteem, surpassed only by the Implicit Association Test. The task has also been called the Name Letter Preference Task, Name-Letter-Ratings Measure, and Initial Preference Task. There is no standard method for applying the task. The