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
KILLER “SCUD”
Throughout the military conflict in the Persian Gulf (operation "desert Storm") in most of the media's constant attention was paid to the action of the American missile defense system...
CONCRETE — JIGSAW
Well-known model electric fibroelastic inherent drawbacks: on the table crawl, hands from the constant tension when working with the machine buzzing... to cut delicate items, should be...
