Mechanical pencil applied at an angle. When excess vertical pressure is applied on the lead, the lead is automatically retracted inwards. Higher-end mechanical pencils often feature a lead hardness grade indicator and sometimes feature a retractable lead guide pipe. This allows the lead guide pipe to retract back into the pencil body, which will keep it protected in storage and during transit and makes it 'pocket-safe'. In spite of the name, pencil leads do not contain the toxic chemical element lead, but are typically made with graphite and clay, or plastic polymers. Compared to standard pencils, mechanical pencils have a smaller range
Lead paragraph Lead paragraph A lead paragraph (sometimes shortened to lead; also spelled lede) is the opening paragraph of an article, essay, book chapter, or other written work that summarizes its main ideas. Journalistic leads emphasize grabbing the attention of the reader. In journalism, the failure to mention the most important, interesting or attention-grabbing elements of a story in the first paragraph is sometimes called "burying the lead". Most standard news leads include brief answers to the questions of who, what, why, when, where, and how the key event in the story took place. In newspaper writing, the first paragraph that summarizes