A simple power control of the load can be made from industrial phase speed controller electric BUE-ЗВР1. This device has small dimensions 50×55 mm, excluding handles and a reversible switch. Its purpose is to regulate the speed commutator AC motors.CORRECT CANDLE
Razmeshalsya the edge of the brush with the bristles protruding or too sharp end of the teeth of the combs can be easily aligned with the flame of a burning candle.




Wooden boxes for transportation of fruits or vegetables are mostly one-time use and then are disposed of. Boards, of which they are made, can be a good building material for the manufacture of a “fleet” is simple but, most importantly, strong models. Of course, they lose the purchase of multi-colored plastic toys in bright colors. Although this disadvantage can be eliminated by applying their artistic abilities in the final stage of manufacture.

Mother Russia is rich in earthly gifts. Among them not last place is occupied by precious, semiprecious and ornamental stones. One Ural! It is therefore not surprising that in Russia, many artists and fans involved in the processing of ornamental stones. And in order to do this successfully, little one desires and abilities – you need a special tool and at least a minimum of equipment; diamond circular saws and accessories for cutting ceramic tiles. However, there are two “but”. First, their application area is quite limited (e.g. diamond discs have a thickness of 2 mm or more, in many cases for cutting ornamental stones are not acceptable). Secondly, their value, to put it mildly, inadequate to the modest income of the average working Russians, especially pensioners.
For many operations performed in the training workshops and technical circles, very comfortable would be portable universal tool like dental drill. However, to acquire such is almost impossible, and, as always in such cases, the question arises: is it possible to make something similar on their own?
The vast majority of household electrical appliances aren’t grounded. At first glance, it is not necessary: the chassis devices are securely isolated from the network, and work with them, usually in dry areas with non-conducting floors. But to rely entirely on technique impossible. If the breakdown or damage to insulation — faulty device becomes a source of serious danger. Fuses are useless: they will not burn out until there is a short circuit.

