Lead is typically mined as a by-product of zinc, silver and to a lesser extent, copper. Disruptions to the mining and demand profiles for these metals can have a sizable impact on lead sector ...

A new investigation reveals that many plant-based, organic, and chocolate-flavored protein powders contain high levels of heavy metals such as lead and cadmium. Despite being marketed to health ...

paragenesis and reserves of the ores of lead and zinc. Up to the time of the Second World War, it had been assumed generally that resources of these base metals, while not inexhaustible ...

Refined metal production for the quarter stood at 259 kt, flat compared to the same period last year and down by 1% sequentially, mainly due to a planned maintenance shutdown. Refined zinc production ...

An alloy composed of zinc, tin, lead and copper, should be made by forming the three first metals into an alloy ... a great natural deposit of nitrate of soda has been discovered, extending ...

Looking ahead to 2025, lead smelting is expected to remain focused on the comprehensive recovery of silver, copper, zinc, and other rare metals. Although there is an anticipated increase in lead-zinc ...

[SMM Analysis: Get Ahead of the Game: Overview of Secondary Lead Smelting Enterprises' Chinese New Year Holiday Arrangements] SMM, Jan 3: During Dec 2024-Jan 2025, a series of production cuts, ...

despite some research indicating the products have higher levels of lead. It also doesn't limit other metals like cadmium that have been found in baby foods. "FDA's actions today are a step ...

Chocolate protein powders contained up to 110 times more cadmium than vanilla-flavored powders, according to the Clean Label Project report from Jan. 9. Photo: Christopher Polk/Getty Images ...