Related topics: heavy metals

Troubled Danube's waters, not up to standards yet

The water quality of the Danube river has improved since measures to reduce pollution have been implemented in1995, but there are areas where the toxic waste loads are still high.

Dangerous chemicals found in south China river

(AP)—Residents and water plants along a river in southern China that is used as a drinking source have been warned not to use the river's water after authorities detected excessive amounts of two dangerous chemicals.

Microwave oven cooks up solar cell material

University of Utah metallurgists used an old microwave oven to produce a nanocrystal semiconductor rapidly using cheap, abundant and less toxic metals than other semiconductors. They hope it will be used for more efficient ...

Dual-color lasers could lead to cheap and efficient LED lighting

(Phys.org) —A new semiconductor device capable of emitting two distinct colours has been created by a group of researchers in the US, potentially opening up the possibility of using light emitting diodes (LEDs) universally ...

North Atlantic seaweed is safe to eat

Seaweed has been eaten for thousands of years by people all over the world, and it can be considered a tasty and healthy food item. This is the conclusion from professor Ole G. Mouritsen, Department of Physics, Chemistry ...

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