The frozen column gives a lot of trouble to the villagers: have to using the campfire to heat it for a long time. Offers a simple way of unfreezing columns. For this metal container with a lead pipe, which is put on the rubber hose wash down water. The free end of Spanga entered into the crane column and heat capacity soldering pump or a fire. Hot steam, acting upon the hose, to melt the ice. V. RADKOV, Naberezhnye Chelny
Recommend to read
ANTI-AIRCRAFT MISSILE “RHEINTOCHTER”
Anti-aircraft guided missiles (AAGM) is located at the junction of rocket technology, electronics, precision mechanics and chemistry, and are the most complex class of missile weapons....
FROM CATAMARAN TO TRIMARAN
In my previous article (see “M-K” No. 12-2019 and 1-2020 ) I talked about the experience of building and operating a collapsible planing catamaran of the Craig Cat type. Such a craft can...
