LebensmittelKuehlung

Kühlschrank ohne Strom (3 Welt) http://www.spirits-in-berlin.de/Themen/Kuhlschrank/kuhlschrank.html

Solutions to refrigeration when electricity is scarce http://www.backwoodshome.com/articles/hackleman56.html

Make a fully functional cold storage pit/mound http://www.backwoodshome.com/articles/deblois47.html