IIRC the glass is borosilicate, which is really the perfect glass for this application.
IIRC the glass is borosilicate, which is really the perfect glass for this application.
Consider using a Chemex. If it’s kept away from explosions and impacts with rigid surfaces, it’ll keep ‘working’ until the heat death of the universe. You can even keep using the same filters if they’re the right size.
I was just going to leave a link to proton. Nice.