The Vault — Power
Wood gas generators from scrap
Wood gasification is romanticized and misunderstood. The abridged entry covers how a gasifier actually works, the tar and carbon-monoxide hazards that make it a last resort, and the math on whether it is worth the effort for your situation.
This is the abridged entry. The full database record — sources, tables, and procedures — backs the books rather than the public site.