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38 inexpensive Shark Tank products people actually swear by

A DomeDock hat rack — a specifically-shaped, compact rack you mount to your wall, then proceed to stack up to 20 hats at a ...
C&EN

Penicillin Production through Deep-tank Fermentation

During World War II, the governments of the United States and the United Kingdom approached the largest U.S. chemical and pharmaceutical companies to enlist them in the race to mass produce penicillin ...