نتایج جستجو برای: hazard quotient hq
تعداد نتایج: 78668 فیلتر نتایج به سال:
Background: Toxic metals in cosmetic products can lead to serious health problems among consumers. Skin lightening cosmetics are popular women who may be unaware of prevalence toxic such products. Purpose: This study assessed the content imported into Botswana. There currently no regulations Botswana governing maximum contaminants limits for as metal ions Research Design: Sample analysis was ca...
Public health is at threat due to chemical contaminants in drinking water which may have direct concerns. The suitability of for primarily governed by the mineral constituents present water. study was carried out evaluate quality and associated risks Gandaki River Basin (GRB) Central Himalaya, Nepal considering hydrochemical variables such as total dissolved solids (TDS); major cations (Ca2+, M...
Abstract The present study aimed to assess the health risks of chemical contaminants residents in coastal areas Cambodia through their drinking water pathways. Water was sampled from tube wells (n= 22), dug 31), ponds 11), canals 12) and lakes 4) across Cambodian areas, measured for concern (As, Cu, Cr, Cd, F−, NO2-, NO3-, Pb, Escherichia coli total coliform) aesthetic quality following United ...
Background and Objectives: Bottles for packaging drinking water represent one of the most popular uses of plastic and polymer additives. Recently, public concerns related to possibility of exposure to chemicals through the consumption of polyethylene terephthalate bottled water has caused great concern to consumers. Phthalate esters, as a class of these compounds, are often classified as endocr...
Atmospheric pollution can affect human production life and physical mental health to a great extent. In this paper, the hourly pollutant monitoring data from five state-controlled automatic atmospheric stations in Daqing City 2017 2021 are collected analyze temporal spatial variation patterns of CO, SO 2 , NO PM 2.5 10 O 3 . And assess risks particulate matter. The HYSPLIT model is applied air ...
background: the aim of this study was to determine bioavailability heavy metal concentrations of cu, cd, cr, co and zn and health risk assessment in different types of klang district, selangor (malaysia) urban surface soil using in physiologically based extraction test in vitro human digestion model. methods: a total of 76 urban surface soil was sampled based on seven different types of land us...
Among the many different chemicals in air, polycyclic aromatic hydrocarbons (PAHs) pose a serious threat to human health. Firefighters are exposed them both during fire suppression and vehicles stations due inhalation of fumes from contaminated clothing personal protective equipment. This study aimed estimate exposure cancer risk caused by suspended particulate matter PAHs present these particl...
The aim of this study was to identify the risk population’s exposure, by different exposure routes, Zn, Ni, Cu, Cr, and Pb in soil a condominium. Six sampling points three campaigns provided thirty-six samples, collected at two depths, one superficial, 0.20 m, other underground, between 2.00 3.00 m. results show that levels metals condominium's are generally high. Children cannot withstand same...
The potential ecological and human health risk related with urban street dust from urban areas of Tianjin, China was quantitatively analyzed using the method of toxicity characteristic leaching procedure (TCLP) and simple bioaccessibility extraction test (SBET). In the study, Hakason index, Nemerow index (P), the hazard index (HI) and the cancer risk index (RI) were calculated to assess the pot...
The concentrations of 16 pesticides residues (alpha BHC, gamma BHC (lindane), beta BHC, Heptachlor, Aldrin, Heptachlor Epoxide, Endosulfan I, Dieldrin, Endrin, Endosulfan II, 4, 4 DDT, Endosulfan Aldehyde, Endosulfan sulfate, Atrazine, Phosphomethylglycine and Carbofuran) in two fish species (Tilapia zilli and Clarias gariepinus) from selected rivers (Illushi, Owan and Ogbesse) in Edo State, Ni...
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