If the flashlight is to strengthen the tin bracket with a motor from a child’s toy, the axis of which is planted miniature celluloid propeller, and connect the motor to the battery of a flashlight, get a portable fan, which could become a mechanical fan and refresh face in heat.
Recommend to read
“GREYHOUND” IN THE ARMOR
As you know, in the United States before world war II tank development has been given insufficient attention. In the end, by September 1939 the us army had virtually no modern tanks and...
DISTORTION EFFECT
Modern electric guitars are used all sorts of devices that change the sound of the instrument. It is very popular so-called "distortion effect". Its essence is that the primary...
