72. Helium
The Economics of Everyday Things - Podcast készítő Freakonomics Network & Zachary Crockett - Hétfők
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It’s unreactive, lighter than air, and surprisingly important to the global economy. Zachary Crockett goes up an octave.
The Economics of Everyday Things - Podcast készítő Freakonomics Network & Zachary Crockett - Hétfők
It’s unreactive, lighter than air, and surprisingly important to the global economy. Zachary Crockett goes up an octave.