Looks like you’re improving…presumably thanks to the advice proffered above. congrats.
However, just as creating a new user to ask your next question was not helpful (Wax/budder/sugar methods without vaccum oven), creating a new topic for the same issue (you’re new and haven’t figure out your purge) is also counterproductive.
Imagine the NEXT person looking for this information.
You’d prefer it in a nice concise package, so why deliberately spray it all over the place?
Key points 1) thin films purge better. 2) water will cause both sugaring and spitting in response to flame.
It’s much easier to end up with water in your product when open blasting….
You are not the only one on this journey, and all the questions you currently have, have almost certainly been explored before around here…if you want information on specific subjects, go find them and join the discussion by asking clarifying questions. Eg: Cured Badder Tek if that’s what you seek.
-28 doesn’t sound like you’ve got things sealed up right. Let’s see that vacuum pump.