Results 31 to 40 of about 7,468,932 (307)

Hazard Reduction in Nanotechnology [PDF]

open access: yes, 2008
The release of hazardous substances is a matter of concern for nanotechnology. This may include some nanoparticles, reactants, by-products, and solvents.
Reijnders, L., Lucas Reijnders
core   +1 more source

Changing patterns in chemical terrorism 1970–2021

open access: yesFrontiers in Public Health
IntroductionChemical terrorism remains a major public health threat due to its acute and chronic effects, requiring coordinated response efforts. Although decontamination methods and training have improved, uncertainties persist, particularly as chemical
Rafael Castro-Delgado   +8 more
doaj   +1 more source

Effect of Boron-Zinc-Aluminum-Silicium Compounds on the Fire Performance of Ultra-Low Density Fiberboards (ULDFs)

open access: yesBioResources, 2016
B-Zn-Si-Al compounds, as a modification of Si-Al compounds, is made of sodium silicate, zinc sulfate, borax and aluminum sulfate, acting as a fire retardant during the preparation of ultra-low density fiberboards (ULDFs).
Zhenzeng Wu   +4 more
doaj   +1 more source

tsufz/REcoTox: REcoTox Release v0.1.0

open access: yes, 2022
This is the first release of REcoTox. A R workflow to process US EPA ECOTOX Knowledgebase entire ASCII database. An example dataset is available on Predicted and experimental chemical and ecotoxicological properties for the toxic unit-based hazard ...
Tobias Schulze
core   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Chemical release risk assessment in earthquake: Natech event scenario

open access: yesHeliyon
Introduction: In recent decades, an increase in natural disasters has led to the Natech events occurrence, which are technological accidents triggered by natural hazards.
Parvin Shafiei-Moghaddam   +2 more
doaj   +1 more source

An overview of the structure, hazards, and methods of investigation of Nyos-type lakes from the geochemical perspective

open access: yesJournal of Limnology, 2014
Limnic eruptions represent a natural hazard in meromictic lakes hosted in volcanoes releasing CO2-rich magmatic gases. Biogeochemical processes also contribute to dissolved gas reservoirs since they can produce significant amounts of gases, such as CH4 ...
Franco Tassi, Dmitri Rouwet
doaj   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Employee Participation in Preventing Catastrophic Chemical Hazard [PDF]

open access: yes, 2017
PresentationThis presentation will focus on the value of employee participation in preventing catastrophic chemical hazards. It will include discussion on why process hazard analyses are ignored or not followed-up; how in some cases front line employees ...
Engler, Rick
core   +1 more source

The Essential Elements of a Successful Reactive Chemicals Program

open access: yesChemical Engineering Transactions, 2012
The purpose of a Reactive Chemicals Program is to prevent uncontrolled chemical reactions that have the potential to result in injury, property damage, or environmental harm.
D.J. Frurip
doaj   +1 more source

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