lyijykyniin
Lyijykynä, often referred to as a pencil in English, is a writing and drawing tool. Despite its name, it does not contain actual lead. Instead, the core, or "lead," is composed of a mixture of graphite and clay. The ratio of graphite to clay determines the hardness and darkness of the mark the pencil makes. Higher graphite content results in softer, darker lines, while more clay produces harder, lighter lines.
The graphite-clay mixture is typically encased in a wooden barrel, which is usually hexagonal or round to
Lyijykynä are manufactured in various grades, indicated by a system of letters and numbers. For example, 'H'