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“Technology made large populations possible; large populations now make technology indispensable. “
— Joseph Krutch
Archives for August, 2017
Wasted batteries giving new life to astonishing gadgets – part II
Aug
16
2017
Battery pack changes from version I This article is the continuation of the first one about DIY power bank. After many field
Posted in DIY
Otto fon Grunf
Aug
03
2017
Some space dedicated to one of the worlds biggest inventors, the one, and only Otto fon Grunf and his friends.
Posted in Grunf`s corner