If we consider the disadvantages and advantages of the hydroevum, then it is necessary to highlight, first of all, the ease of using this tool.
In addition, with such a device is guaranteed high accuracy of measurements with it. In addition, it should be noted that due to the measurement hydrorement can be carried out at a high distance, while, as a rule, the obstacles between the two measured points are not a challenge for the process. By the way, now often began to maintain a turnkey bath price for this service from specialists.
From the disadvantages it should be noted that the testimony has some inertness. This means that in order for the liquid in the vessels to calm down and stops fluctuate, it takes about 10-15 seconds. From disadvantages of hydraulic levels it is required to note that water in the device is required to change as often as possible, so that it does not waste and not bloom. Solve such problems by replacing it with vodka or alcohol.
If the circumstances require, if you wish, you can independently build a simple hydroelectric system. For this, two syringe without needles will be required, preferably large size and a long plastic tube. It, to improve the work of the self-made tool, it is recommended to use with a wide diameter. To work it is necessary to connect the syringes with the sides of the plastic tube. All, the tool is ready for work.