#933: Find The Helium
Planet Money - En podkast av NPR
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You need helium to launch rockets into space. It's also essential for MRI machines and cellphones. But the world is running short on helium. So we're going looking for more.
Planet Money - En podkast av NPR
You need helium to launch rockets into space. It's also essential for MRI machines and cellphones. But the world is running short on helium. So we're going looking for more.