Boron is a chemical element with the symbol B and atomic number 5. It is a non-metal that plays a crucial role in various industries, including agriculture and glass manufacturing. Boron is essential for plant growth, helping to strengthen cell walls and improve nutrient absorption. In its pure form, boron is a hard, black material that can be found in nature as part of minerals like borax. It is also used in the production of fiberglass and as a semiconductor in electronics. Its unique properties make boron valuable in many applications, from fertilizers to high-tech materials.