The unit, working two or three hours a month, can cause at best confusion, and yet well known vacuum cleaner is used in this way useless waiting in the pantry. Having built the design shown in the figure, you simultaneously and make your vacuum work more productive, and will save the kitchen, and the apartment — specific odors.FLASHLIGHT-IMPROMPTU
Flashlight-impromptu can be made from storage battery and a bright led. The battery is installed between the findings of the led, observing polarity, and fasten a large sandbox or plastic a paperclip. The latter is covered by a layer of plastic, does not conduct current, so the short circuit using a paperclip is not going Read more…










