Humans alter Earth's chemistry from beyond the grave
It's not only in life that humans leave their mark on Nature. In death, our decomposing corpses alter the chemistry of precious soil, scientists warned on Wednesday.
It's not only in life that humans leave their mark on Nature. In death, our decomposing corpses alter the chemistry of precious soil, scientists warned on Wednesday.
Environment
Apr 26, 2017
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Researchers from the Institute of Bioengineering and Nanotechnology (IBN) and IBM Research today unveiled the first-ever antimicrobial hydrogel that can break apart biofilms and destroy multidrug-resistant superbugs upon ...
Biochemistry
Jan 24, 2013
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Scientists in Canada and China are reporting development of a new dental filling material that substitutes natural ingredients from the human body for controversial ingredients in existing “composite,” or plastic, fillings. ...
Materials Science
May 20, 2009
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(PhysOrg.com) -- Amid the on-going controversy over the safety of mercury-containing dental fillings, a University of Saskatchewan research team has shed new light on how the chemical forms of mercury at the surface of fillings ...
Analytical Chemistry
Nov 11, 2009
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Tooth-colored fillings may be more attractive than silver ones, but the bonds between the white filling and the tooth quickly age and degrade. A Medical College of Georgia researcher hopes a new nanotechnology technique will ...
Nanomaterials
Jul 1, 2009
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Scientists led by Queen Mary University of London (QMUL) and Aberystwyth University have revealed 'sweet points' for dental fillings, where cement used to fill cracks regain elasticity before hardening indefinitely. This ...
Materials Science
Nov 9, 2015
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More than 140 countries agreed Saturday on a ground-breaking treaty to rein in the use and emission of health-hazardous mercury, the UN said, but environmental activists lamented it did not go far enough.
Environment
Jan 19, 2013
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When patients go to the dentist to fill a cavity, they're trying to solve a problem—not create a new one. But many dental patients get some bad news: bacteria can dig under their tooth-coloured fillings and cause new cavities, ...
Materials Science
Jan 30, 2018
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A new study on the surface chemistry of silver-colored, mercury-based dental fillings suggests that the surface forms of mercury may be less toxic than previously thought. It appears online in ACS' journal Chemical Research ...
Biochemistry
Dec 9, 2009
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Graphene oxide could be used to make super strong dental fillings that don't corrode, according to a new study published in Colloids and Surfaces B: Biointerfaces.
Nanomaterials
Dec 3, 2015
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