Tipp 1 Das Tiny House https://joerg-sigrist.ch/wp-content/uploads/2018/08/20171130_dastinyhouse_grueneminute.mp3 Tipp 2 Kalt waschen https://joerg-sigrist.ch/wp-content/uploads/2018/08/20171123_kaltwaschen_grueneminute.mp3 10 Tipps