![Group 27 Video 2 - Solar Energy (Impact on Society)](https://blogs.ntu.edu.sg/cm8001-videos/files/2015/04/unusual-diy-chemistry-flask-terrarium-1-tdtzfb-470x140.jpg)
Photovoltaic cell (PV cell)is made of two types of semiconductors, called p-type and n-type silicon. These parts are high in cost and incorrect disposal will…
![Group 27 Video 1 - Chemical Concept Solar Energy](https://blogs.ntu.edu.sg/cm8001-videos/files/2015/04/solarpanels_feature-750-29rhmeo-470x140.jpg)
Green energy is obtained from resources which are naturally replenished, such sunlight, tides and organic matter. Photovoltaic cell (PV cell) is an electrical device that…