At a guess I would say it is one of those "produces electricity from something" and that electricity is used to turn some motors, marginally more interesting then the potatoe powered alarm clock
Have you noticed how easily the metal coating on a virgin CDR comes off?
I tried drilling some to make my blinking thingys and ended-up with metal particles all over the place. They make nice wheels, enema or not. :lol:
from the above i could undetstand it is a toy but what is the content inside the bottle and where is the circuit and any more intersting picture for making new toys like this.
It was the winner in a hydrogen-powered fuel cell car contest. The bottle was just on board to contain the specified load of water. Here is another article.
Wanna know how I found this?
It was the winner in a hydrogen-powered fuel cell car contest. The bottle was just on board to contain the specified load of water. Here is another article.
Wanna know how I found this?