... Information, awareness raising and education would serve to optimize the understanding, reception and adaption of PV systems. Sustainable Growth and Applications in Renewable Energy Sources 326 Health ... (Singh, 1998). Sustainable Growth and Applications in Renewable Energy Sources 324 ton of metallurgical-grade silicon, the solar-grade silicon stage is by far the most energy consuming, ... to the extent of PV installations worldwide (PVCycle, 2011). Sustainable Growth and Applications in Renewable Energy Sources 316 that took place in Northern Africa during World War I. Moreover,...