[quote]Zap Branigan wrote:
gotaknife wrote:
…
A different tangent to the solar cell is the use of high temperature resistant mirrors (called Heliostats) to reflect sunlight to heat water and drive a turbine . We are building a couple here in Aus and I believe Spain has a few already and is building more.
I have wondered if this was feasible.[/quote]
I remember seeing a picture of a smelting refinery that used mirrors to power their furnace.