
Few people know that packaging Styrofoam is the perfect base for the manufacture of varnishes and paints. The first are obtained by dissolving the foam in solvent “647” or butyl acetate. On the basis of this lacquer you can get a very durable paint Serebrianka, for which the composition is added to aluminum powder.
N. GOPKALO, Boryspil, Kyiv region.
Recommend to read
CHANDELIER CHIZHEVSKOGO — TV
There are electric circuits of high voltage sources for aeroionizatora, which are collected on the basis of the automotive ignition coil. They are all quite simple and easily repeatable....
SCREWDRIVER CONDUCTOR
This simple improvement will facilitate the work standard screwdriver, especially where it is difficult to get the tip into the slot of the screw or screws. This will require only two...