There are many ways to keep a ladder from slipping. The easiest “put on” her old sneakers or shoes with a rubber sole.
Recommend to read
Asymmetrical Trailer
Owners of a motorcycle with a sidecar often wonder how to increase its payload. An original solution was proposed by our magazine’s reader A. Tatarnikov in his article “The Obedient...
Triac controller
A compact electronic regulator that makes it possible to smoothly and over a fairly wide range to change the brightness of incandescent lamp filaments, the power of a household electric...
