To prevent access by children to “adult” or colecciones books stored in a shelf with sdvizhnye glasses will help ordinary furniture lock with retractable tongue and bent from steel strip. The thickness of the strips is determined by the gap between the panes.
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WHEN YOU DO NOT HAVE ENOUGH HANDS
carrying large pieces of plywood, glass sheets or other sheet materials use prisposoblenie made of nylon tape, wire handles and a wide, flat hook.
MUSIC ALARM
Busy with household chores or interesting conversation, we forget, for example, on a boiling kettle. Time to remind him maybe a simple buzzer. However, the oscillators sound frequency...
