In older toilets hinged toilet cover with noise hits the pipe spillway, and the two contact surfaces in this place over time, injured. This can be avoided if reinforced pipe is a foam belt. N. KOZIAKOV, Voronezh
Recommend to read
“SKI SAILING”
In recent years, numerous sailing sports have added one: winter Windsurfing. At first, he spun off from the classic surfing as a way of year-round training: created a kind of simulator,...
TIME RELAY FOR HALF AN HOUR
Just 30 minutes will it take to build a simple and reliable time switch that at a given point (in the range of 1-11 h) will switch on or off any home appliance power up to 0.5 kW. The...
