I am really excited about the improvements people have been making on rocket stove ovens and thermal mass rocket stove heaters. All you need do is go to YouTube and do a search for rocket stoves and you will quickly see dozens of really great videos. With winter approaching, keeping warm and cooking efficiently is foremost on my mind.
This one is one of my favorites, I want to make a rocket stove oven like this
This following videos are about heating homes and spaces using a thermal mass rocket stove