Yeah, I was surprised by that. I figured it'd settle around the same temperature but take longer to get there.
I can add it to the list. :D
I currently have 2, 2.5, 3, 3.5, and 4mm ruby, 3mm and 4mm zirc, and 3mm of sic, boro, soda lime, stainless steel, and quartz.
Re: the pump, my full...