Results 51 to 60 of about 746,978 (360)

Respiratory diseases in preschool children in the city of Niš exposed to suspended particulates and carbon monoxide from ambient air [PDF]

open access: yesVojnosanitetski Pregled, 2016
Background/Aim. Analysis of air quality in Serbia indicates that the city of Niš belongs to a group of cities characterized by the third category of air quality (excessive air pollution).
Đorđević Amelija   +5 more
doaj   +1 more source

Enhanced Scintillation with Uncorrelated TL and OSL Signals in LiCaAlF6:Eu Nanoparticles Enables Unprecedented Multimodal Radiation Dosimetry

open access: yesAdvanced Optical Materials, EarlyView.
The graphical abstract illustrates the coexistence of independent OSL and TL signals, demonstrating that the material preserves TL information even after complete OSL zeroing, enabling a dual dosimetric readout within the same material. Abstract The development of multimodal dosimeters capable of preserving independent luminescent signals is a ...
Nancy Gabriela Chicango Arcos   +3 more
wiley   +1 more source

Assessment of respiratory and systemic toxicity of Benzalkonium chloride following a 14-day inhalation study in rats

open access: yesParticle and Fibre Toxicology, 2020
Background Although biocides at low concentrations have been used to control pests, they can be more harmful than industrial chemicals as humans are directly and frequently exposed to such biocides.
Hye-Yeon Choi   +9 more
doaj   +1 more source

Fact Sheet: Support Legislation to Protect the Safety and Health of America’s Workers (H.R. 5663) [PDF]

open access: yes, 2010
[Excerpt] The nation’s job safety laws were enacted 40 years ago. The Occupational Safety and Health Act (OSHA) has never been updated. Penalties are weak even in cases where workers are killed, the government’s enforcement tools are limited and ...
AFL-CIO
core   +1 more source

Challenges and Future Directions in Assessing the Quality and Completeness of Advanced Materials Safety Data for Re‐Usability: A Position Paper From the Nanosafety Community

open access: yesAdvanced Sustainable Systems, EarlyView.
Nanosafety data provide a guiding example for establishing best practices in data management, aligning with FAIR principles and quality criteria. This review explores existing quality assessment approaches for reliability, relevance, and completeness, emphasizing the need for harmonization and adaptation to nanomaterials and advanced materials. The aim
Verónica I. Dumit   +43 more
wiley   +1 more source

Indolent B-Cell Lymphoid Malignancy in the Spleen of a Man Who Handled Benzene: Splenic Marginal Zone Lymphoma

open access: yesSafety and Health at Work, 2017
We present the case of a 45-year-old man with a history of benzene exposure who developed splenic marginal zone lymphoma. For 6 years, he had worked in an enclosed space cleaning instruments with benzene.
Jihye Lee   +3 more
doaj   +1 more source

Physicochemical characterization and genotoxicity of the broad class of carbon nanotubes and nanofibers used or produced in U.S. facilities

open access: yesParticle and Fibre Toxicology, 2020
Background Carbon nanotubes and nanofibers (CNT/F) have known toxicity but simultaneous comparative studies of the broad material class, especially those with a larger diameter, with computational analyses linking toxicity to their fundamental material ...
Kelly Fraser   +22 more
doaj   +1 more source

Light Therapy Alleviates Addiction‐Related Symptoms and Reshapes Habenula and Midbrain Pathways

open access: yesAdvanced Science, EarlyView.
This study investigates light therapy for treating Internet Gaming Disorder (IGD). Functional MRI (fMRI) data reveal that light therapy enhances brain connectivity, particularly between the habenula and the medial orbitofrontal cortex (mOFC). These changes are associated with reduced withdrawal symptoms and addiction severity, highlighting the ...
Jinhui Li   +10 more
wiley   +1 more source

Workers at Risk: Regulatory Dysfunction at OSHA [PDF]

open access: yes, 2013
This white paper explores the causes of the Occupational Safety and Health Administration (OSHA)’s regulatory dysfunctions and describes their negative impacts on OSHA and America’s Workers.
McGarity, Thomas O.   +3 more
core   +1 more source

Wide‐Range Adaptive Metal Oxide for Hydrogen Sulfide Detection From Earth to Space‐Like Environments

open access: yesAdvanced Science, EarlyView.
This work presents a gas sensing platform based on Cu‐doped SnO2 microspheres that operates reliably from ambient to space‐like conditions. The sensor maintains performance across vacuum and cryogenic environments, bypassing traditional oxygen‐mediated mechanisms, utilizing direct chemisorption and interfacial charge transfer.
Xi Chen   +9 more
wiley   +1 more source

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