DENTAL IN THE NEW ROLE

THE TOOTH IN HIS NEW ROLEIn 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

  • “REVIVAL” ENERGY-SAVING LAMPS“REVIVAL” ENERGY-SAVING LAMPS
    Fluorescent energy-saving lamps in recent years become increasingly popular, despite its relatively high cost. Indeed, all the good these lights are, but the one absurdity of spoiling...
  • REFRIGERATOR CARREFRIGERATOR CAR
    Two hundred years have passed since then, as it became known Seebeck effect and Peltier. The effect is to pump heat under the action of EMF (electromotive force), in other words, the...