How did Primo Levi use his chemistry to survive Auschwitz?

"Trading his food for German lessons and using his training as a chemist, Levi was able to earn himself a job in a rubber factory, which allowed him to avoid some of the harshest realities of the camp."

Explanation:

he risk-return relationship. generally, the higher the potential return of an investment, the higher the risk. there is no guarantee that you will actually get a higher return by accepting more risk. diversification enables you to reduce the risk of your portfolio without sacrificing potential returns.

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