Monitoring of ²²⁰Rn Concentrations in Buildings of Kufa Technical Institute, Iraq

Table 2

Results of thoron concentrations in study area.

No.	Code Building	Average of Thoron Concentrations in (Bq/m^3)
1	B1	53.50 ± 1.82
2	B2	32.10 ± 1.41
3	B3	21.40 ± 1.16
4	B4	18.73 ± 1.10
5	B5	17.83 ± 1.05
6	B6	16.80 ± 1.02
7	B7	14.26 ± 0.81
8	B8	12.04 ± 0.87
9	B9	10.68 ± 0.41
10	B10	10.03 ± 0.79
11	B11	08.03 ± 0.71
12	B12	05.35 ± 0.58
13	B13	BDL
14	B14	BDL
15	B15	BDL
Average ± S.D		18.39 ± 4.18