To fully exhaust aerosol spray can, which is usually just thrown away, there are wonderful sites: valve and spray head. The latter, for example, can turn into a spray of ordinary rubber tubing. You only need to choose a tube head tightly into the hole of the proboscis pear.
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This will meet not often. I must say that in my memory this is the first time Both champion's in one class (S6F) among boys and among adults the same team—Poland. But that's not all....
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To facilitate the screwing of the screws in the wooden part or wall of the tube made a simple device — a small gimlet, and doing some preliminary socket-deepening. Here is it the screw...
