The main objective of this article is to study the nature of the Andrews critical point in the gas-liquid transition in a physical-vapor transport (PVT) system. A dynamical model. consistent with the van der Waals equation near the Andrews critical point. is derived. https://www.bekindtopets.com/bargain-FOX-985-24-100-Performance-Series-2-0-Reservoir-Shock-for-4-5in-Lift-2014-2022-Ram-2500-3500-hot-grab/