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Groundwater is one of our most important natural resources. Groundwater is the source of about 33 % of the water that county and city water departments supply to public supply. Statistics show that groundwater is use for more than 90 % of the rural population who do not get their water delivered to them from a county/city water department or private water company. In this sense, groundwater quality plays an invaluable in rural zone plays. This paper aims to identify qualitative status of groundwater in rural zones...

Taking into consideration that Romania is confronted with many difficulties in the treatment of wastewater, especially in its rural and less populated areas, this paper proposes to present some possibilities to increase the treatment capacity of wastewater in a small Sequencing Batch Reactor (SBR) plant. The functioning of the SBR operation compartment was automated by using predefined time, i. e., a programmable controller. In order to identify the possible ways in which the wastewater treatment capacity could be...

The noise in the workplace is a health problem of workers. It is estimated that a third of European workers are exposed to noisy working conditions more than a quarter of their working time. Hearing loss caused by noise is still one of the most common occupational disease in Europe, accounting for about one third of all occupational diseases. In order to identify employees and workplaces that are exposed to noise levels should to perform measurements of noise periodically. The methods for determining working condi...