Design & Development of Solar Based Rotary Composter for Temple Waste. Utilization of Plastic Waste In Manufacturing of Plastic & Sand Bricks Effect of Fly Ash And Stone Dust on The Characteristics of Expansive Soil Mapping of Covid-19 Outbreak Using QGIS Software 3D Modeling Of Metro Station Using BIM Planning, Design & Modelling of Residential Apartment Project Using BIM Software.