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Yeah but i think its only present in small amount. What is more in ash is calcium oxide that when moisted become calcium hydroxide and when exposed to air becomes calcium carbonate. :)
It depends on usage. As long as there is still aluminum the battery will still work. If the battery seems dead just add water
I tried to make a few cells of different shapes and looking for the best way to make until I made it to work. When I finally made it to work I instantly grab pictures for instructable.
I'll definitely check it. Thanks for the info :)
It's a wire that is usually used on doors and windows to prevent mosquitos from entering the house,so basically its made of steel/iron, bought it in hardware store
There so much more to explore to make the battery more efficient or powerful. i'm not yet sure if your idea will be much better but I encourage you to try. And share to us the result
Thanks scott :)
Its for you to find out :)
My stirling engine needs further development... If you want to run a medical appliance it would be wise to go solar.
Making instant batteriesView Instructable »
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