Episode: 2893 How the batteries work; The electrodes and electrolytes; The Wonders of Electrochemistry. Today, the magic of batteries.
Amazon and Sony among firms that may have sourced coltan, used in phones, from supply chains controlled by the M23 rebels, says Global WitnessLeading global brands including Amazon, Ericsson and Sony are “likely” to have sourced minerals linked to a militia accused of widespread sexual violence, summary executions and torture, a new investigation claims.The companies allegedlybut unknowingly, acquired coltan smuggled from mines in the Democratic Republic of the Congo (DRC) that are occupied by the M23 militia, which has committed myriad atrocities in eastern DRC. Continue reading...
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