The program HEXPRESSTM / Hybrid hit the market as a response to the need for European car manufacturers in the fast and effective Meschery (setkopostroitele), with which you can build grids for complex topologies in a very short time. At the moment it is, in our opinion, is the only known tool that allows you to build a grid for the calculation of both the external and internal aerodynamics of such a complex object such as a car, including the engine compartment and inner beauty, one day, starting directly from the "evil" of geometry .