There are numerous ways to make current, to the ball of yarn did not run away and not out somewhere. The easiest is to put it in a box, basket, or, as shown in the drawing, just the right size jar.
Recommend to read
ONCE AGAIN, THE “PISTONE”
Article V. Minakova, "Secrets of the new "piston", published in the "Modeller-designer", No. 12 1994, aroused great interest among rocketmodeler. It is available for the first time in...
THE MACHINE-ECONOMY
Electricity is steadily going up. So now even avid spenders are forced to take care of her savings, the benefit — there is a very wide selection of devices designed to save valuable...
