If you stick to the glass electronic clock transparent sticky film type “Scotch” or used for pasting of books, it will increase the life of the glass and protect it from scratches. D. CHISTYAKOV
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And clean, and tin
Sandpaper glued to the plate, to help clean the soldering tip on the scale and layers of soot. And put on the skin of the pieces of tin and rosin help both obludit sting. Y. Zhdanov
DISMANTLING THE SYRINGE!
Medical disposable syringes used for injections, thanks to the efforts of enthusiasts of technical creativity began to find further applications. For example, in Amateur practice, in...
