Build Your Own Fuel Cells by Hurley2002 pdf Download
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Science Project
Materials
lead of a pencil (2), PET bottle, dry battery (4) or power-supply unit, salt, light emitting diode(LED), music addition greeting card, sandpaper, and conducting wire(2)
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Science Project
Make your Own Hydrogen Fuel Cell
Fuel cell
Level Elementary
Materials
lead of a pencil (2), PET bottle, dry battery (4) or power-supply unit, salt, light emitting diode(LED), music addition greeting card, sandpaper, and conducting wire(2)Fabrication
- The surface of a pencil lead is rubbed lightly by the sandpaper. Three holes are made for the cap of PET bottle. Two leads of the pencil are passed through two holes.
- The ends of pencil leads are brought close well.
- The salt of 2-3 big spoons is put in water 500ml, and pour it inthe PET bottle.The cap is sealed and the leads are dipped in the salt water.
