Bacteria commonly utilize nitrate and nitrite as terminal electron acceptors for respiration in the absence of oxygen, or for incorporation in biomass. However, it was only recently described that ...

Cobalt is a byproduct of nickel and copper mining. In recent years, cobalt has taken its place as one of the world’s most sought-after commodities due to its use in semiconductor chips and the ...

A conveyor belt carries chunks of raw cobalt at a plant in Lubumbashi in the Democratic Republic of Congo Cobalt is one of those metals that define the modern world. Historically it was used to ...

Cobalt demand is rising due to increased electric vehicle (EV) production. While there are no pure-play cobalt ETFs, investors have several alternatives to consider. Some ETFs focus broadly on ...

Mining for materials like cobalt is at the center of these. According to state-owned miner Gecamines, over 22% of the country’s GDP is generated in the mining sector, while 70% of the world’s ...

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Nearly 3,000 tonnes of ammonium nitrate - taken from a ship off the coast of Beirut six years ago and then stored in a warehouse - has been blamed for the explosion that ripped through the port ...

In their recent study, the research team focused on spinel cobalt oxides (Co 3 O 4), a promising ... facet of Co 3 O 4 is ...

(NPK Fertilisers). Fertilisers containing nitrate ions (NO 3-) not only contain an essential nutrient, but are also very soluble. Different crops need fertilisers with different proportions of ...

This is a differential medium. It is used to determine if an organism is capable of reducing nitrate (NO 3-) to nitrite (NO 2-) or other nitrogenous compounds via the action of the enzyme nitratase ...

After revelations of child labor and treacherous conditions in many cobalt mines, automakers and mineral companies said they would adhere to international safety standards The Shabara artisanal ...