Do not rush to throw undeveloped stem of a ballpoint pen, when suddenly the paste will cease to act from it. Very often it is due to the fact that the open part of the thin plastic tube closed parts of the handle, the air can not penetrate inside of the stem, and the atmospheric pressure tightly seals the burner Assembly. Pierce the top of the rod one or two through holes and it will work reliably until the last drops of toothpaste. I. SERGEEV
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CLIP-CLOTHESPIN
For fixing the film during drying, usually use special clothespins or clips. But if these instruments are at hand does not, they will replace ordinary paper clip.
LINKAGE-“AUTOMATIC”
Usually to reinforce the cabinets on the stack, we Drill the horizontal holes, but if the plug is weak or loose fasteners, close to trouble: with the increase of the load the shelf can...
