Film Solar
How much raw semiconductor material is used by thin film solar modules?
Silicon cells use wafers about 200 microns thick. Thin films use layers just a few microns thick. But how much is that really? How many cells can First Solar make out of 1 kg of CdTe?
use less than 1% of the raw material
Thin Film Solar Flat Roof - 5 kW in 2.5 hours.
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