Samples

Country

$A_V^{Rn}$

(Bq/m³)

E_S

(mBq∙m⁻²∙h⁻¹)

E_M

(mBq∙Kg⁻¹∙h⁻¹)

References

Gray cement

India

307

244

11.2

[35]

Jordan

177

90

6

[36]

Morocco

248

194

10

Present Work

Cement

White

Palestine

102

63

6.4

[37]

India

365

288

13.3

[35]

Morocco

191

149

7

Present Work

Gypsum

Saudi Arabia

157.5

145.7

4.6

[38]

Algeria

42

36

-

[39]

Morocco

72

56

3

Present Work

Brick

red

Algeria

166

101

-

[39]

Morocco

159

124

7

Present Work

Block

India

235

241

-

[40]

Jordan

160

82

6

[36]

Morocco

176

137

7

Present Work

Ceramic

Algeria

75

65

-

[39]

Palestine

132

75

3.2

[37]

Morocco

226

176

10

Present Work

Marble

Algeria

56

48

-

[39]

Libya

264.6

212.7

9.8

[41]

Saudi Arabia

76.4

72.3

-

[38]

Morocco

151

118

6

Present Work

Granite

Palestine

246

146

7.2

[37]

Morocco

350

273

15

Present Work

Sand

Palestine

84

48

2.4

[37]

Jordan

267

149

14

[36]

Morocco

190

148

8

Present Work