Until its speed drops below, say 300 km / h (one-third the speed of sound, still far above any ambient wind), will be its shape and spreading managed by primarily its own, laws and rules.
Hanggang ang bilis nito patak sa ibaba, sabihin ng 300 km / h (isang-katlo ang bilis ng tunog, pa rin malayo sa itaas ng anumang ambient wind), ang hugis nito at pagkalat pangunahing pinamamahalaan ng sarili nitong, mga batas at tuntunin.