
A simple “opener” for metal cans with lacquer or varnish can be done in just a minute from block of wood and two nails.
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AND THE ITEM – AS NEW
Preparation. Modelers and hobbyists often use for their constructions of sheet metal, has a used, with bends and dents. Removing them (the edits) is usually carried out with a hammer, on...
THE SIMPLEST SENSOR
In today's electronic equipment is widely used touch control. Option sensor available for beginners repetition hams, offers Czech magazine "Amaterske Radio". If you touch the plate,...