Solar furnace melts rock
By Ben on Wed Nov 24 2010
Gear  |  Tech
A high-performance solar furnace that can focus normal sunshine into a heat-ray that reaches 3,500C, hot enough to melt rocks. Coo! The story from BBC One's "Bang Goes the Theory" [ Youtube ]
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#1 Post by Chin, on Wed Nov 24 2010 8:3 AM
Cook my turkey in no time lol
#2 Post by gary hagerty, on Thu Nov 25 2010 4:56 AM
this is truly cool...
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