The previous page is sending you to https://www.quora.com/For-transonic-aircraft-is-the-vapor-cone-always-completely-contained-within-the-mach-cone-I-understand-the-condensation-is-due-to-a-low-pressure-region-what-is-the-physical-process-behind-the-low-pressure-region-inside-the-mach-cone.

 If you do not want to visit that page, you can return to the previous page.