PV Panels

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How They are Made

http://www.sunlightcontractors.com/img/sw/Solar%20World-Understanding.pdf

How is Silicon Produced

Phosphorus

Phosphine - [1] - dopant. 40 l cylinder - $700 - [2]
$5/lb - [3]

Boron

Diborane gas - used in doping. [4]. $1400 per tank - [5]
$500/kg - [6]
Borax - 25 cents/lb

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