Key to typical Solar PV Technologies referenced in the Charts: CIGS: Copper Indium Gallium Selenide; CdTe: Cadmium Telluride; CIS: Copper Indium Selenide; A-Si: Amorphous Silicon; Mono C-Si: Monocrystalline Silicon; Poly C-Si: Polycrystalline Silicon, and; H&A-Si: Hybrid Monocrystalline & Amorphous Silicon.