Nano zero-valent iron (nZVI) is often used to remove chromium (VI), a heavy metal contaminant, because of its large specific surface area and high reducing activity. However, its effectiveness in removing trace heavy metals ...
Analytical Chemistry
Mar 4, 2024
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1
Wildfires can transform a benign metal in soils and plants into toxic particles that easily become airborne, according to a new study from Stanford University.
Earth Sciences
Dec 12, 2023
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41
Toxic heavy metals found in wastewater have health and safety ramifications for communities affected by pollution. Hexavalent chromium is a dangerous, cancer-causing byproduct of industrial processes that is known to cause ...
Analytical Chemistry
Mar 30, 2023
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12
For decades, hexavalent chromium has provided the silvery showroom finish to countless consumer products, from automobile bumpers and grilles to kitchen faucets and light fixtures. It has also served as an indispensable rust-resistant ...
Environment
Jan 26, 2023
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19
Researchers at the Department of Energy's Oak Ridge National Laboratory are tackling a global water challenge with a unique material designed to target not one, but two toxic, heavy metal pollutants for simultaneous removal.
Materials Science
Jul 26, 2022
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100
The element chromium, despite having various applications, has a bad reputation. This is because exposure to chromium compounds leads to a higher risk of respiratory cancer and other damaging effects on human health. To add ...
Materials Science
Oct 28, 2020
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8
The water crisis in Flint, Michigan, brought much-needed attention to the problem of potentially toxic metals being released from drinking water distribution pipes when water chemistry changes. Now, researchers reporting ...
Environment
Sep 30, 2020
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276
Hexavalent chromium continues to contaminate water sources around the world, with one US company fined just this February for putting employees at risk. Hexavalent chromium is considered to be extremely toxic, especially ...
Materials Science
May 6, 2020
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140
A new study which combines measurements from nearly 1,400 drinking water wells across North Carolina estimates that more than half of the wells in the state's central region contain levels of cancer-causing hexavalent chromium ...
Environment
Nov 12, 2019
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52
Biofilms hold promise for generating electricity and removing contamination from groundwater, but they also threaten many industrial processes and human health. As the environment changes in which these biofilms thrive, it ...
Cell & Microbiology
Jul 29, 2019
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