rocket stove design that is better suited for indoor use. It does take some getting use to in the sense that if one doesn't stack the wood in properly it smokes back into the house. This also lends to thermal mass heating.
DIY: Rocket Stove Mass Heater - it warms your house for almost nothing! This post has videos & lots of info about these heaters + materials used to build them. You may already have some of the materials.
Architects and builders are responding to demand for so-called green buildings by using straw-bale construction in more and more public facilities, raising concerns about safety and creating construction challenges.