Working model of a manual water column

This craft will be very interesting for curious do-it-yourselfers, and it can also be done with a child. This column in a small copy, a clear example of the valve system due to the transparent walls of the housing.

The article consists of medical disposable syringes, modified with a clerical knife. Also in the mini column you can use brass tubes and strips of thin metal. To make the cuff, you need to choose a soft porous material.

In order for the column to start working, you need to add a little water, after which this craft will become fully functional. Making a mini water column is quite simple thanks to the materials used and the size at home.