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
ON THE SAME SNAKE
All probably know what a kicksled. Very comfortable design, but it was too heavy and bulky. Once the IIA came up with the idea: is it possible to lighten them and make them leaner? It...
AEROBATICS “FLYING WING”
By the mid 30-ies of the aircraft type "flying wing" was quite true to their name — they were flying. In our country, in Germany, England, Switzerland, designers and innovators to pilots...
