Avoid Fire Accident In Train Using Sensor
A System Which Warns Before Earthquake
Green Energy & Safety Devices
Underground Garbage Disposal System
Tillage Equipment With Mechanical Sensor
Digital Dustbin
Elarajan - An Improved High Yeilding Variety Of Cardomom
Hybrid Green Energy --- Reaping Benefit From Unused Space Of Windmill Towers
Conservation Of Energy
Solar Flour Mill
Child-friendly School Bag
Bin Free Home
Trench Digging Machine
Herbal Medicine: Expulsion Of Placenta In Animal
Demonstration Of Various Mathematical Operations
Energy Generation From Hythane -renewable Fuel From Waste
