
In the practice of the house master there is often a need in a small brush for cleaning small parts, corrugated surfaces, plates or printed circuit boards. Very convenient for this purpose, a regular toothbrush. It is only necessary to change (as shown in rience the configuration of its handles, heating over the flame of a gas stove or in boiling water.
E. SAWICKI, g Korosten, Zhytomyr region.
Recommend to read
VERANDA ON THE UPPER BALCONY
For most Russians the prospect of improving housing conditions is very slim. Therefore, in the existing apartments have to equip the corridors and corners (if any) of all kinds of...
DIVIDE INTO THREE PARTS
It is known that most of the screws ships — lobed, And consequently, when playing them on-models necessary to accurately mark the three holes on the propeller hub, placing their centers...