G0pher writes – “This instructable shows us how to make a magnetic stirrer, that can be used in your home lab, from the following items:
An old 3″ PC fan
A dead hardrive
A 12v ac adaptor
A paperclip
Tools:
Hotglue gun
Screwdriver
Superglue
Misc Items depending on your taste for getting things done :)
Read on, and enjoy.” – Link.
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