Sandra Wilson, University of Dundee Smartphones contain about 60 different elements – including not only gold but copper and silver too. All three are good conductors of electricity, and circuits usually receive a thin covering of gold because it doesn’t corrode and so ensures a durable connection. In the kitchen drawer, most of us have… Continue reading I’m a bit of a modern-day alchemist, recovering gold from old mobile phones
Tag: Reuse
Why do we demolish buildings instead of de-constructing them for reuse?
Nate Berg Dismantling buildings piece by piece to preserve the reusable parts within keeps materials out of landfills and creates more jobs that demolition. Just a few years after starting a non-profit reselling used building materials in the early 1990s, Ted Reiff’s organization, The ReUse People, hit a wall. “We couldn’t get enough materials to supply… Continue reading Why do we demolish buildings instead of de-constructing them for reuse?
India needs big policy push for treatment and reuse of urban wastewater
News of water scarcity fuels a lot of hue and cry in the nation, however when it comes to discussions about solutions we find very less engagement of people across all the sections of the society. It is an irony that when the Niti Ayog released its Composite Water Management Index (CWMI) 2018, the scary… Continue reading India needs big policy push for treatment and reuse of urban wastewater
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