Cubic foot per second (CFPS) and litre per second (LPS) are two distinct units used to measure volumetric flow rates. Cubic foot per second is a unit of measurement primarily used in the United States to express the volume of fluid flowing through a pipe or channel per unit time, typically in applications involving large-scale industrial processes or water treatment systems. On the other hand, litre per second is a more commonly used unit globally, often employed in various scientific and engineering fields, including chemical engineering, environmental science, and medical research. The conversion from CFPS to LPS involves multiplying the given CFPS value by 28.3168, as one cubic foot is equivalent to 28.3168 litres. This conversion is essential in facilitating international collaboration and data exchange across different industries and research communities, allowing scientists and engineers to accurately compare and interpret volumetric flow rates in a unified and consistent manner.