hygienic characteristic of air

гигиена воздушной среды ҳаво муҳитига характеристика “hygienic characteristic of air”. the lecture object: to acquaint of students with a main hygienic characteristic of air, with a meaning of air property for man and hygienic requirements for air. the common characteristic of the air hygienic properties was adduced. it was considered of physiological and hygienic meaning of the air physical properties (a temperature, a humidity, a speed and movement direction of the atmospheric air, its barometric pressure and electric state), and also the optimal and permissible quantity of this factors for concrete conditions. it was described the physiological and hygienic meaning of the atmospheric air chemical composition (oxygen, nitrogen, carbon dioxid, ozone). the forms of pathology connected with...

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