In the holes drilled in a wooden tube in the concrete wall, there is always a lot of sand and dust. To remove them will help plastic or metal tube by simply inserting it into the hole and how to blow into it (but mind your eyes!).
S. DOROFEEV, p. vokhtoga, Vologda region.
Recommend to read
SMOKE, LITTLE AND BIG FISH!
As is known, food products are smoked in the smoke from burning hardwood. The smoke generator is usually placed at some distance from the cold smoking chamber and connected to it by a...
FAN: OVERHEATING WILL NOT
Efficient and reliable operation of electronic devices depends largely on the temperature regime of each individual circuit element, especially if they work for 24 hours a day....
