Assessment of radon exhalation rates in mineral rocks used in building decoration in Nigeria

The recent interest in the applications of mineral rocks for interior building decoration has been a major concern from the radiological perspective because the breaking down of rocks into various shapes and sizes releases radioactive gaseous element that is harmful to human health. Hence, this stud...

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Main Authors: Mustapha Kola Lawal, Paul Sola Ayanlola, Olukunle Olaonipekun Oladapo, Michael Olatunde Oni, Abraham Adewale Aremu
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2021-01-01
Series:Radiation Protection and Environment
Subjects:
Online Access:http://www.rpe.org.in/article.asp?issn=0972-0464;year=2021;volume=44;issue=3;spage=161;epage=166;aulast=Lawal
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author Mustapha Kola Lawal
Paul Sola Ayanlola
Olukunle Olaonipekun Oladapo
Michael Olatunde Oni
Abraham Adewale Aremu
author_facet Mustapha Kola Lawal
Paul Sola Ayanlola
Olukunle Olaonipekun Oladapo
Michael Olatunde Oni
Abraham Adewale Aremu
author_sort Mustapha Kola Lawal
collection DOAJ
description The recent interest in the applications of mineral rocks for interior building decoration has been a major concern from the radiological perspective because the breaking down of rocks into various shapes and sizes releases radioactive gaseous element that is harmful to human health. Hence, this study assessed the radon exhalation rates of different rock types in Nigeria and their implications on human health. A total of 45 samples comprising five samples per rock type were prepared, packed, and sealed inside a modified closed can and thereafter subjected to radon concentration measurement using a RAD7 detector. The results of the study showed that granite and limestone rock types had high radon concentrations and exhalation rates as compared to other rock samples assessed. The radon concentration for granite and limestone rockfalls within the action level limit. Thus, effort should be made to ensure adequate ventilation of any building that uses these rock types in building decoration. The results obtained can be used as baseline data for future investigation of the rock types in any locality.
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spelling doaj.art-af9f0676b1074320a5d532ebe68fb57f2022-12-22T04:12:23ZengWolters Kluwer Medknow PublicationsRadiation Protection and Environment0972-04642021-01-0144316116610.4103/rpe.rpe_39_21Assessment of radon exhalation rates in mineral rocks used in building decoration in NigeriaMustapha Kola LawalPaul Sola AyanlolaOlukunle Olaonipekun OladapoMichael Olatunde OniAbraham Adewale AremuThe recent interest in the applications of mineral rocks for interior building decoration has been a major concern from the radiological perspective because the breaking down of rocks into various shapes and sizes releases radioactive gaseous element that is harmful to human health. Hence, this study assessed the radon exhalation rates of different rock types in Nigeria and their implications on human health. A total of 45 samples comprising five samples per rock type were prepared, packed, and sealed inside a modified closed can and thereafter subjected to radon concentration measurement using a RAD7 detector. The results of the study showed that granite and limestone rock types had high radon concentrations and exhalation rates as compared to other rock samples assessed. The radon concentration for granite and limestone rockfalls within the action level limit. Thus, effort should be made to ensure adequate ventilation of any building that uses these rock types in building decoration. The results obtained can be used as baseline data for future investigation of the rock types in any locality.http://www.rpe.org.in/article.asp?issn=0972-0464;year=2021;volume=44;issue=3;spage=161;epage=166;aulast=Lawalbuilding decorationmineral rocksnigeriaradon exhalation
spellingShingle Mustapha Kola Lawal
Paul Sola Ayanlola
Olukunle Olaonipekun Oladapo
Michael Olatunde Oni
Abraham Adewale Aremu
Assessment of radon exhalation rates in mineral rocks used in building decoration in Nigeria
Radiation Protection and Environment
building decoration
mineral rocks
nigeria
radon exhalation
title Assessment of radon exhalation rates in mineral rocks used in building decoration in Nigeria
title_full Assessment of radon exhalation rates in mineral rocks used in building decoration in Nigeria
title_fullStr Assessment of radon exhalation rates in mineral rocks used in building decoration in Nigeria
title_full_unstemmed Assessment of radon exhalation rates in mineral rocks used in building decoration in Nigeria
title_short Assessment of radon exhalation rates in mineral rocks used in building decoration in Nigeria
title_sort assessment of radon exhalation rates in mineral rocks used in building decoration in nigeria
topic building decoration
mineral rocks
nigeria
radon exhalation
url http://www.rpe.org.in/article.asp?issn=0972-0464;year=2021;volume=44;issue=3;spage=161;epage=166;aulast=Lawal
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