Polyacrylamide is widely used in water treatment processes to remove suspended solids and impurities. It acts as a flocculant, helping to clump together fine particles into larger aggregates, which can then be easily separated from the water. This makes it essential in treating wastewater from industrial and municipal sources, ensuring cleaner water discharge.

In the petroleum industry, it is employed in enhanced oil recovery techniques. By increasing the viscosity of water injected into oil reservoirs, it improves the displacement of oil, leading to higher extraction efficiency. This application is crucial for maximizing the yield from mature oil fields.

The agricultural sector utilizes polyacrylamide to reduce soil erosion and improve water retention. When applied to soil, it helps bind soil particles, preventing them from being washed away by rain or irrigation. This promotes healthier crop growth and conserves soil quality over time.

In the paper and pulp industry, it is used as a retention aid and drainage enhancer. It improves the efficiency of the papermaking process by retaining fine particles and fillers in the paper sheet, enhancing its strength and quality while reducing water usage.

Additionally, polyacrylamide finds applications in cosmetics and personal care products as a thickening agent and stabilizer. It helps create the desired texture and consistency in products like lotions, creams, and gels, ensuring a smooth and stable formulation.