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Measurement of Concentration of Air Ions in the Cisarska Cave
Roubal, Z. ; Szabó, Z. ; Bartušek, Karel ; Steinbauer, M.
It was confirmed that the concentration of light air ions has a positive influence on human health. In the Cisarska Cave is sanatorium for treatment of asthma. For analyse this cave was performed measurement of concentration of light negative ions. Using grounding was reduced measurement uncertainty.

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