As the Russian proverb says, “water will find a hole”. And one that cannot be detected “by eye”. Help out in this case a bucket of water. Drop it into a “soggy” boot and squeeze, tightening the top shaft: emerging air bubbles from the holes will be given where it “hides”.
Recommend to read
CLAMP FOR COIL
The wires of electrical appliances, having a large length, it is easier to keep folded in a coil. And to lock them in this position, you can make a special clamp. For example, from...
GLIDER WITHOUT SECRETS
"Fly higher, farther, faster!" This aircraft is the slogan became the motto of hang gliders. In our picture the glider master of sports M. B. Gokhberg. The front part of the dome is...
