Environmentally hazardous coal waste diminished by citric acid

In one of nature's unexpected bounties, a harmless food-grade solvent has been used to extract highly sought rare-earth metals from coal ash, reducing the amount of ash without damaging the environment and at the same time ...

Honda will recycle rare-earth metals from batteries

(Phys.org) -- Honda Motor Co. this week made news with its announcement of a recycling breakthrough. The car maker, which manufactures hybrid vehicles, will start recycling rare-earth metals from the nickel-metal hydride ...

New metal alloy could yield green cooling technologies

A promising new metal alloy system could lead to commercially viable magnetic refrigerants and environmentally friendly cooling technologies, according to a scientist at Rochester Institute of Technology.

For Refrigeration Problems, a Magnetically Attractive Solution

(PhysOrg.com) -- Your refrigerator’s humming, electricity-guzzling cooling system could soon be a lot smaller, quieter and more economical thanks to an exotic metal alloy discovered by an international collaboration working ...

Making lighter vehicles with magnesium alloys

EPFL researchers have developed models of magnesium alloys to understand how to make the metal more pliable. Magnesium is the lightest metal on earth but cannot easily be shaped into usable forms. The researchers hope that ...

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