Around 5,000 years ago, people in what is now Iran began turning dull stone into shining metal. By heating copper ore until ...

THOOTHUKUDI: In spite of the guidelines issued by the Central Pollution Control Board (CPCB) directing the removal of copper slag dumped across various sites in Thoothukudi, several impending legal ...

Copper smelting, a critical process in metal production, often leads to the generation of slag containing valuable metals. Traditionally, this slag has been discarded, causing environmental issues and ...

If you want to witness a prime example of waste being converted into wealth and helping save the planet, look no further than the application of copper slag in different products. The slag is a ...

Kochi: Mining giant Vedanta said its copper business unit is in talks with Kerala government to use copper slag from its Tutucorin smelter as a partial replacement for river sand and m-sand in the ...

A study by researchers from China’s Central South University introduces a new method for recovering copper, lead, and zinc from copper smelting slag, addressing both environmental concerns and ...

Copper smelting - a critical process in metal production - often generates slag, which contains valuable metals. This slag has historically been thrown away, causing harm to the environment and ...

THOOTHUKUDI: After Sterlite Copper challenged its closure order, the three-member committee constituted by the National Green Tribunal (NGT) headed by former Chief Justice of Megalaya High Court Tarun ...

An archaeological site in southeastern Europe has shown its metal. This ancient settlement contains the oldest securely dated evidence of copper making, from 7,000 years ago, and suggests that copper ...

When and where did humans invent metal smelting? Scientists have found the answer to this long-debated question in the history of technology. Metallurgy does not have a single origin but probably ...

Sometimes, clues about ancient technology are hidden in the most mundane things. In this case, Tel-Aviv University archaeologist Erez Ben-Yosef and his colleagues went rummaging through heaps of slag, ...