English: A homemade electromagnet created using a 9 volt battery, a length of copper wire, and an iron nail
Date
Source
cobalt_grrl on Flickr
Author
Gina Clifford
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{{Information |Description ={{en|1=A homemade electromagnet created using a 9 volt battery, a length of copper wire, and an iron nail}} |Source =cobalt_grrl on Flickr |Author =Gina Clifford |Date =2001-02-08 |Permission =