72. Helium
The Economics of Everyday Things - En podcast av Freakonomics Network & Zachary Crockett - Måndagar
Kategorier:
It’s unreactive, lighter than air, and surprisingly important to the global economy. Zachary Crockett goes up an octave.
The Economics of Everyday Things - En podcast av Freakonomics Network & Zachary Crockett - Måndagar
It’s unreactive, lighter than air, and surprisingly important to the global economy. Zachary Crockett goes up an octave.