Wooden dowel hammered into the wall hole for the fasteners, over time, dries out and keeps bad, especially heavy items, such as kitchen shelves. Insert the before driving a small wedge: when the depth of the dowel it, resting in the bottom of the hole, will begin a counter-movement and firmly stuck this wooden tube.
Recommend to read
THE NODE ON THE TUBE
If you do not have a vial or bottle with a screw cap, and be sure to provide a "blockage guarantee" when transported, for example, acid or antifreeze in the trunk of a car or sunflower...
HELICOPTER FIREFIGHTER
Many professions small all-purpose Ka-26 in he became a forest firefighter. A simple device for extinguishing fires developed at the Leningrad scientific research Institute of forestry....