I use the valve to bleed out any air, I tighten it when there is just water coming out. I wouldn't be able to fill the vessel if I didn't so this any presence of significant air could result in the piece exploding due to airs compressibility

@@luciantaylor9238 Awesome, thanks! I had assumed the valve was on the fluid in, not the line out. Makes much more sense now.

The video is in reverse

Looks like argotect ?? mixed with meths not a great chemical to inhale but does a great job of protecting from fire stain

I was also wondering this.

Rick Thompson Flux, to protect the silver from firescale.

what flux do you prefer? awesome video!

Argotech to reduce or stop fire stain in the metal, get it spun man !!!

boards of canada campfire headphase

What an interesting idea ,where did you that ?

I also learned raising was opposite direction each pass. I learned this from Edwin Niemi. A silversmith who taught at Illinois State University.