Further to permalink #5, I've been looking at others of GenGaz - Lagunov's videos. Very thorough.
https://www.youtube.com/channel/UC7D...UBWHRog/videos
There is a three-part series about using electrostatic filters for the wood gas that don't clog up immediately.
I'll have to watch the second and third parts to confirm that's a Chevrolet in the thumbnail. This could enable my dream of living in a school bus that runs on firewood, and roaming BLM land by parking next to slash piles.