Sometimes looking back brings you ahead…

Almost by coinsident i stumbeled over this old book written before the oil-age on the topic of warming and ventilating. And it is full of global insights on heating, almost forgotten by many now. I found that the rocketstove bench is originally a Korean idea, and widely used there until this day. And so many interesting facts about wood-stove development around the world. A clean burning woodstove with secondary burning developed in sweden already in the late 1700 !! A must read for a pyromaniac