Solar air heaters are passive solar element that can heat rooms during cold days while the sun is shining. Building one is a piece of cake
Since I got dropped into biogas, working with Prof. TH Culhane on different biogas projects, I always wanted to have a biogas system on my own. When I came to Finland I finally got the space to build a biogas digester and then actually experiment… more
On the 25th of April 2018 Lumia and I drove to Ilmajoki. We got invited by Jyrki Ilves to hold a Biogas workshop at SEDU. SEDU is a versatile education and training provider which operates in the South Ostrobothnia region in Finland.