We’re used to thinking everything has its purpose. However, many items we use every day were once used quite differently.
We suggests looking into the history of ordinary things to see what purpose they served before becoming what we know them to be.
Pharmacist John Pemberton, a veteran of the American Civil War, made a concoction out of kola nuts and coca leaves. He recommended it to soldiers taking morphine for wounds to treat their nervous system. Later, he got a business going with a soft drink but then sold all his shares. The new owners started producing Coca-Cola with coca leaves cleared of cocaine.