"Rehabilitation", in the true meaning of the word, means restoring an altered function, following pathological processes, or regaining a good reputation of someone. Therefore, the rehabilitation of some drinking water supply systems expresses, in the figurative sense, the return of the existing systems to the initial function of water supplier - the number one food of the population - under absolute safety of human health.
The work includes elements of design, operation and maintenance of the technological objects resulting from the application of new processes and operations, which are added, or adjusts the existing systems, so as to obtain the water characteristics required by the new regulations.
This publication is possible to be useful to those who decide in the development process, designers, operators of drinking water supply systems, students, or others who are concerned about water science.