If the head of the screw to give with the help of nalilsya the form shown in the figure, then any attacker will not be able to turn. On such hardware it is recommended to set sensible things sailing and motor boats, hook locks.
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TO MEASURE, NOT MEASURING
If you have a lot of time to measure the volume of the same liquid or granular materials, make the appropriate mark on the measuring circle, glued at the right level strips of adhesive...
WITH THE BIKE ON THE VACUUM CLEANER
In the mail "Club house masters" there will be similar advice to different readers. So this time Agapov from Privolzhsk and Nikulin from Kirovogradskiy region odinakovo solved the...
