privernuty screws to a wooden cube, to help you quickly and accurately to solder the two conductors.
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The metal detector I developed has not yet been used in peacekeeping operations to detect and neutralize minefields, nor in large-scale geological or archaeological surveys. Designed not...
“VITAFON”
Improvised medical vibroacoustic device "Vitafon" is intended for the treatment of bronchitis, sinusitis, tonsillitis, arthritis, ulcers, open wounds, fractures, bruises, hemorrhoids....
