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/flash-choice-Sensationnel-Empire-Bump-100-Human-Hair-Weave-FEATHER-WRAP-8-mega-find/