The Application dimension drives the bulk of demand for polypropylene flame retardant, accounting for distinct end‑use sectors that together define the market’s revenue base. In the automotive segment, which represents roughly 35 % of total sales, the material is integrated into fuel system components, interior trim, and under‑hood wiring harnesses to meet stringent fire safety standards. The Electrical & Electronics arena contributes about 25 % as the polymer is used in connectors, casings, and cable insulation where flame‑retardant performance is critical for compliance with IEC and UL regulations. Construction applications, encompassing building panels, roofing membranes, and pipe insulation, hold an estimated 20 % share, reflecting growing codes that mandate reduced flammability in structural components. Packaging accounts for 12 % of the market, primarily in high‑temperature food‑service containers and protective films that require both barrier properties and fire resistance. Finally, Consumer Goods—including household appliances and toys—represent the remaining 8 %. These allocations illustrate the overall Polypropylene Flame Retardant segmentation and underscore how each vertical contributes proportionally to the market size.