While the world is worried about the soaring oil prices, more and more alternative sources of electricity and gadgets run by them have come to stay, seeping into the market successfully.
This amazing digital Bio-Clock can be powered with infinite different power sources. The sources may surprise you – they are Ketchup, toothpaste, lemons, even colas! This is also an effective source for teaching students, how electricity can be produced by simple chemical reactions. One has to just add any household materials to its electrodes and watch the miracle-clock run accurately and non-stop!
