Line is a type of thin and durable cord or thread. It is commonly used in various fields such as fishing, sewing, embroidery, jewelry making, and various crafts. Lines are generally made from natural or synthetic fibers and can vary in thickness and durability. In fishing, line made from high-strength materials like nylon or polyester is typically used. Lines used in fishing are attached to a fishing rod (pole) and used to catch fish. Lines generally have features specifically designed for fishing, such as being water-resistant, flexible, and having high break strength. In crafts like sewing and embroidery, lines are typically used as thin and durable threads. In embroidery work, especially, they are preferred for creating detailed and intricate work due to their fineness. Lines can be found in different colors and thicknesses and are chosen according to the project. In jewelry making, lines can also be used to join or embellish jewelry pieces like bracelets, necklaces, and earrings. Their durable structure and various color and thickness options offer a wide range to the user in jewelry design. Line can be found in different qualities and features depending on the field of use. The appropriate material and thickness of line should be chosen for the intended field of use.