• What are photovoltaic cells?
• How do they work?
• What can photovoltaic cells make work?
• Are photovoltaic cells difficult to use?
• What are the envoronmental effects they produce?
• Can photovoltaic systems be used to warm pools or water for domestic use?
• Do photovoltaic modules work in cold environments?
• Do they work in cloudy days? What happens in enclosed places?
• Apart from the modules, what else does the photovoltaic system needs?
• How long will the photovoltaic system last for? Do they lose power with time?
• Can they break up? Don't they contain glass?

WHAT ARE PHOTOVOLTAIC CELLS?

The photovoltaic cells are semiconductor, solid-state devices that turn light directly into electricity.
Generally, they are elaborated with silicon and other elements. They are close relatives to transistors, light emission diodes (LED) and other electronic devices.