Lead(II) thiocyanate is primarily used in the manufacturing of safety matches, where it acts as a key component in the match head composition. It helps in the ignition process by providing a reliable and controlled burn. Additionally, it is utilized in pyrotechnics to produce specific flame colors, particularly in fireworks and other explosive displays, where it contributes to creating vivid and intense visual effects. In analytical chemistry, it serves as a reagent for the detection and quantification of certain metal ions, leveraging its unique chemical properties. However, due to the toxic nature of lead compounds, its use is carefully regulated, and safer alternatives are often sought in various applications.