- In this study, was accomplished to get radon concentration at 15
locations in building of college of basic education, which divided for three
levels .In ground level, has three locations as labs. Second and third have six
locations as students class .The measurements did in natural time with normal
ventilation and using the locations by lecturers and students .Duration 24
hours was reading concentration of radon each location from February to April.
The higher radon concentration was 14.4 Bq/m3 in class No. 4 and lower was 5
Bq/m3 in class No.1. - See more at:
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