Meet the Toxic Sand Vacuum Torch Lake Michigan

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=fU1jZLIh_ek

100 years ago, people started sucking toxic sand out of a lake. They weren't trying to clean up the environment, but they WERE on a quest to find copper — and it went shockingly well. Here's how they pulled it off, and the rusty legacy they left behind. • ✨ Want to support my work? Well, hey, thank you so much. You can learn more about how to keep this thing going at www.patreon.com/alexisdahl. • ☕ Find this series valuable, but Patreon isn't for you? You can also help keep this thing going at www.buymeacoffee.com/alexisdahl. • Find Me Elsewhere: • • On Instagram, I upload a lot of nature photos, plus science and adventure stories: instagram.com/alexis.writes • • Want to work together or learn more about my work? Contact me at AlexisDahl.com. • • On Etsy, I sell original artwork and stickers: etsy.com/shop/AlexisJDahl • • On Twitter, I occasionally share science news and the occasional thought: twitter.com/alexiswrites • Music: • Already There by Josh Woodward. Free download: joshwoodward.com • Key Sources on the Torch Lake Dredge, its engineering, stamp sand, copper flotation/reclamation chemistry, and copper mining in Michigan's Keweenaw Peninsula: • https://books.google.com/books?id=ER8... • https://www.michigan.gov/documents/de... • https://www.michiganseagrant.org/wp-c... • http://chemistry.elmhurst.edu/vchembo... • Historical Photos: https://www.loc.gov/pictures/item/mi0...

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