There are many ways to keep a ladder from slipping. The easiest “put on” her old sneakers or shoes with a rubber sole.
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IN THE HALL AND IN THE FOREST
For making models are used, the stems of cereals: oats, rye, barley, Timothy and reeds. The FUSELAGE consists of two parts. The first is a stalk of straw Ø 3-4 mm, the second...
Electric drive for… a kayak
I once had at my disposal a DC generator from a Wartburg-311 car (6 V, 180 W), and I decided to adapt it as an outboard motor for a kayak. I built the "fuel tank" from two...