| DIY a car that runs on water. Fuel Cell X7($100) packed the fuel cell is an environmentally friendly energy production device that holds great promis for the future. With this award-wining science kit, you can build a model car that runs on hydrogen gas using a unique reversible fuel cell. See for yourself how a car can work without any fossil fuels. Includes a 16-page manual with step-by-step instructions. |
