Dual Purpose Rotary Huller
Compost Maker For Mushroom Cultivation
Pestcide To Control Milibug
Smart Helmet
Auto Air Kick Pump
Geothermal A/c / Natural A/c
Automatic Light Control In Railway Tunnel
Pump On Canal
Signal For Overloading
The Bamboo Windmill
Convertible Commode
Beach Cleaner
Electricity Energy Saver Chair
Zero – Carbon House
Broom Or Brush Cleaner
Ideal Village (alternative Sources Of Energy)
