The wind up is a small gadget with big uses. This seemingly normal handle is a device designed to power any electrical appliance by simply winding it up. Tipped to become the century’s most important invention preventing trillions of units of carbon emissions from polluting the air, reports suggest the wind up could reverse the effects of global warming within our lifetime.
Recommended links:
- 21st Century Challenges, Trevor Baylis, inventor of the wind up radio