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World’s Spiciest Hot Peppers
From a mild heat to burn-your-guts-out spicy, chili peppers range in intensity. To measure this spectrum, American chemist Wilbur Scoville created the Scoville scale as an index of the spicy heat in peppers due to their capsaicin content. The Scoville heat units (SHU) indicate the amount of capsaicin present. Here is GardenWeb’s guide to the world’s spiciest peppers.