Yeah... I thought so: http://solarcooking.org/plans/
On Thu, Apr 9, 2009 at 3:43 PM, James Steiner <gregortr...@gmail.com> wrote: > I seem to recall an even more awesome *parabolic* cardboard (and foil) > solar cooker from the 70s. > ~~James > > On Thu, Apr 9, 2009 at 3:30 PM, <ppary...@aol.com> wrote: >> Alas, this nice idea, solar cardboard box ovens, has been tried in >> developing countries for 30+ years and has never really made an >> impact. >> Solar cooking takes a long time. >> Cardboard cookers are very fragile. The >> sun doesn't always shine when people want to cook. >> Paul (ex-UNDP) ============================================================ FRIAM Applied Complexity Group listserv Meets Fridays 9a-11:30 at cafe at St. John's College lectures, archives, unsubscribe, maps at http://www.friam.org
