Re: reflux still without packing would this be a pot still ?
> --- In email@example.com, "njadpco" <njadpco@> wrote:scrubbers,
> > I have tried 2 types of packing copper and stainless steel
> > although i do not believe that they are pure. a magnet sticksto both
> > types. <snip>--- In firstname.lastname@example.org, "mike" <mickpc@...> replied:
>Yeah, the exhaust grades (ferritic) are, & they rust too when used
> certain types of stainless steel are magnetic, depends on their
> crystal stucture.
> Mick C
in distilling. The austenitic grades (304 & 316) used for food
processing & chemical plants are normally non-magnetic & don't
rust. They may become mildly magnetic when cold worked.
Copper scrubs CERTAINLY AREN'T magnetic. Those must be copper
coated steel or iron.