The application dimension of the Flame Retardant for Polycarbonate segmentation delineates end‑use sectors that drive demand. In the automotive segment, polycarbonate components such as headlamp lenses and interior trims require stringent fire safety compliance, accounting for roughly 35 % of total market revenue. The electronics sector, encompassing printed circuit boards, connectors, and display modules, contributes about 30 % due to high‑volume production and regulatory pressure in consumer and industrial devices. Construction applications—primarily fire‑rated glazing, roofing panels, and structural glazing—represent an estimated 15 % share, reflecting building code mandates. Aerospace usage, though niche, commands a premium 10 % share because of stringent weight‑to‑strength ratios and fire‑resistance specifications for cabin windows and cockpit enclosures. Finally, consumer goods such as household appliances and sports equipment add the remaining 10 % as manufacturers adopt polycarbonate for its optical clarity while mitigating flame spread. This application‑focused taxonomy clarifies how each sector proportionally expands the overall market size.