Isn't the "violent "action the gas being released?

--
Regards,
Rex Franklin
"Don S" > wrote in message
om...
> >
> > 2.operate the drill at high (1000 rpm) which i can only do in 3-4 sec
bursts
> > before a vortex starts to form (which i obviously don't want)
>
> Jason,
> Does your vortex ever seem to explode out of the carboy? It
> seems that everytime I've operated my fizz-stick at high speed
> I can form this vortex and it seems to take on a life of it's
> own. At that point I can't stop it from foaming out of the
> carboy. I've often felt there was some sort of strange fluid
> physics involved here.
>
> Don