Carbolic soap days, he renewed the pad and discovered that no infection had developed, and after a total of six weeks he was amazed to discover that the boy's bones had fused back together, without the danger of suppuration. In 1894, William Lever, 1st Viscount Leverhulme introduced the first mass-produced carbolic soap to the market, Lifebuoy. One of the distinctive features of this soap is its deep pink to red color, which is caused by the carbolic acid. Carbolic acid is used in a wide range of industrial and consumer product applications and can be a skin irritant. Some people who use
Name-letter effect Most people like themselves. The halo effect of self-esteem spreads to any attributes associated with the self, including the name and its letters. As early as 1926 Syz discovered that a person's own name is special compared to others, eliciting physical responses measurable on the skin. It is thought that when a person recognizes the letters in his or her name, that person experiences positive feelings of implicit self-esteem. These positive feelings induce subjects to unknowingly select the letters of their own name, producing the name-letter effect. In psychological assessments, the name-letter effect has been exploited to measure self-esteem. There