17 Products That Were Invented by Accident
Penicillin, as most schoolboys can tell you, was an unexpected byproduct of moldy bread. Less likely to be discussed in a classroom is that the chemical phosphorus was first isolated by a would-be alchemist who thought he could chemically extract gold from urine, and instead wound up with a glow-in-the-dark white powder.
The versatile chemical (now yielded from far less nasty sources) is used today in toothpaste, shampoo, pesticides and fertilizer.The red tips of matches are made from the a type of Phosphorus, replacing the poisonous, potentially lethal "white" variety used in the 1800s.
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