Results 21 to 30 of about 3,413,959 (306)

Radiation Dose Evaluation for Radiotherapy Workers at Unand Hospital Using Four-Element Thermoluminescence Dosimetry

open access: yesJurnal Ilmiah Pendidikan Fisika Al-Biruni, 2023
Radiotherapy is a non-surgery therapy that employs ionizing radiation like X-ray or even radiation to cure cancer as a curative activity. Radiation dose rate analysis is required for the person who worked on radiotherapy to strengthen safety precautions ...
Ramacos Fardela   +5 more
doaj   +1 more source

Nanosilver – Occupational exposure limits

open access: yesMedycyna Pracy, 2015
Historically, nanosilver has been known as colloidal silver composed of particles with a size below 100 nm. Silver nanoparticles are used in many technologies, creating a wide range of products. Due to antibacterial properties nanosilver is used, among others, in medical devices (wound dressings), textiles (sport clothes, socks), plastics and building ...
Swidwinska-Gajewska, Anna   +1 more
openaire   +3 more sources

Fullerenes: Characteristics of the substance, biological effects and occupational exposure levels

open access: yesMedycyna Pracy, 2016
Fullerenes are molecules composed of an even number of carbon atoms of a spherical or an ellipsoidal, closed spatial structure. The most common fullerene is the C60 molecule with a spherical structure – a truncated icosahedron, compared to a football ...
Anna Maria Świdwińska-Gajewska   +1 more
doaj   +1 more source

The Past and Future of Occupational Exposure Limits [PDF]

open access: yesJournal of Occupational and Environmental Hygiene, 2015
The development of Occupational Exposure Limits (OELs) is thought to have begun with reports published in 1883 by Max Gruber, a German scientist who studied the effects of carbon monoxide at varying air concentrations by exposing both himself and laboratory animals.( 1 , 2 ) His conclusions reflected the relative imprecision of then available ...
Borak, Jonathan, Brosseau, Lisa M.
openaire   +2 more sources

OCCUPATIONAL EXPOSURE LIMITS FOR CHEMICALS [PDF]

open access: yesOccupational and Environmental Medicine, 2001
▸ Occupational exposure limits (OELs) are tools to help employers protect the health of those who may be exposed to chemicals in their workplace. Under the United Kingdom Control of Substances Hazardous to Health (COSHH) Regulations they define adequate control by inhalation.▸ OELs are set by the Health and Safety Commission (HSC) on advice from its ...
openaire   +2 more sources

Gender differences in occupational exposure patterns [PDF]

open access: yes, 2011
Objectives: The authors conducted a population-based survey to examine gender differences in occupational exposure patterns and to investigate whether any observed differences are due to: (a) gender differences in occupational distribution; and/or (b)
Ellison-Loschmann, Lis   +17 more
core   +1 more source

Extrapolation of Experimental Field Study to a National Occupational Noise Exposure Standard [PDF]

open access: yesInternational Journal of Occupational Hygiene, 2010
Proposing a Noise Standards should be considered seriously by the governmental authorities because of the prevalence of hazardous noise exposure and the seriousness of the effects.
Mohammad Javad Jafari   +2 more
doaj   +2 more sources

Binding occupational exposure limits for carcinogens in the EU – necessary but not sufficient to reduce risk

open access: yesScandinavian Journal of Work, Environment & Health, 2019
Johanson & Tinnerberg (1) discuss the role of binding occupational exposure limit values (BOELV) in the European Union and whether these are “good” or “bad”.
John W Cherrie
doaj   +1 more source

Binding occupational exposure limits for carcinogens in the EU – good or bad?

open access: yesScandinavian Journal of Work, Environment & Health, 2019
The European Union (EU) has increased its efforts to counteract cancer due to occupational exposure. This is done by several means, including more active use and revision of the Carcinogen Directive (1), launch of the Roadmap on Carcinogens (2) and the ...
Gunnar Johanson, Håkan Tinnerberg
doaj   +1 more source

Personal exposure to radiofrequency electromagnetic fields in various occupations in Spain and France

open access: yesEnvironment International, 2023
Background: A preliminary job-exposure matrix (JEM) for radiofrequency electromagnetic fields (RF-EMF) was created based on self-reported occupational information from a multi-country population-based study of approximately 10,000 participants combined ...
Maxime Turuban   +5 more
doaj   +1 more source

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