Construction sand is naturally polluted with radionuclides of terrestrial origin. In this study, specific activities of 238U, 232+, and 40K in 30 sand samples collected along the Ekalakala River, Machakos County, Kenya, ...

Water is very crucial for man, animals and plants because of its health implications in case it is polluted. Water has many uses like drinking for man and animals, domestic use and for agricultural use. The concentration ...