To secure the various parts often used connection, using the so-called lock nuts. However, you can do without it. For this it is necessary to saw through the nut, as shown, and tightening it slightly to hit with a hammer.
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THE FIT AND PENCIL
Even if storage together with small tools marking pencil will not lose the sharpened stylus, if it is to protect your cap of a ballpoint pen.
THERMOMETER WITH EXTENSION TUBE
To measure the temperature of the liquid in the bottle with a narrow neck pretty hard. Replace the thermometer with a rubber or polihlorvinilovuju up, and the problem will be solved.
