In antiquity, lead was released into the atmosphere as a byproduct of smelting ore for copper and silver. The toxic metal later condensed as dust and settled onto the soil. “Silver was used for ...
The Chinese government is getting serious about constraining the blind expansion of copper smelters, although its new policy ...
In antiquity, lead was released into the atmosphere as a byproduct of smelting ore for copper and silver. The toxic metal later condensed as dust and settled onto the soil. “Silver was used for ...
India, like other nations, must gradually phase out blast furnaces to achieve its goal of net-zero emissions, paving the way ...