Liquid Sulphur Dioxide segmentation by application reveals five dominant end‑use groups that together account for the entire market. The Food & Beverage sector, representing roughly 40 % of demand, utilizes the gas as an antimicrobial and antioxidant in wine, juice, and dried‑fruit processing, driving the largest revenue share due to its volume‑intensive nature. Water Treatment follows with an estimated 25 % share; sulfur dioxide acts as a dechlorination and pH‑adjusting agent in municipal and industrial water systems, where regulatory compliance sustains steady consumption. Chemical Manufacturing contributes about 20 % of the market, supplying a precursor for sulfite salts, carbonyl sulfide, and other specialty chemicals; its growth is linked to downstream polymer and petrochemical activity. The Pharmaceutical segment, accounting for roughly 10 %, leverages high‑purity liquid sulfur dioxide as a sterilizing and reducing agent in drug synthesis, a niche yet high‑margin application. Finally, Pulp & Paper holds the remaining 5 %, where the compound is employed for bleaching and delignification, a specialized use that adds incremental volume. This application‑based taxonomy aligns with the chartData percentages and underscores the relative weight of each sector within the overall market.