#Solar ‎#photovoltaic (PV)  / One hour of ‎#SUN ‎#RAYS that reaches the earth is enough energy to meet all the energy needs for the whole world for one year ! The Sun produces for every 9 sqft 1000 kWh of energy in Texas. In 1839, Edmond Becquerel discovered the process of using sunlight to produce an electric current in a solid material. The photoelectric effect is the basic physical process by which a PV cell converts sunlight into electricity. www.realsmartbuyer.com