Viewing profile — Erifcit

Sorry, this is the one I meant to link to (probably the similar one you mention). Might be a better design to scale up. Don't know if the TEC is any more efficient though. http://w…

This might interest you. http://www.biolitestove.com/campstove/camp-overview/features...

If they were scanned in recently, doesn't this just prove that print materials do indeed yellow over time?