Building Materials

C_Rn (Bq∙m⁻³)

E_A (mBq∙m⁻²∙h⁻¹)

E_M (mBq∙Kg⁻¹∙h⁻¹)

H (mSvy⁻¹)

Black Cement

200.47

258.28

3.46

6.32

White Cement

68.42

88.15

1.22

2.15

Gypsum

80.67

103.94

2.03

2.54

Sand

246.60

317.71

2.99

7.77

Ceramic

95.29

122.77

1.61

3.00

Marble

219.18

282.38

3.23

6.90

Bricks

127.06

163.70

1.95

4.00

Stone

320.83

413.35

4.84

10.11

Gravel

116.47

150.05

1.55

3.67

Granit

845.43

1089.25

11.55

26.65