Overview: Briony May Williams finds out why some radishes are hot. Andi Oliver asks why pre-made sandwiches contain mayonnaise. And Kate Quilton discovers how truffles are grown.
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First Air Date: Sep 10, 2012Last Air date: Feb 10, 2023Season: 24 SeasonEpisode: 143 EpisodeRuntime: 25 minutesQuality: HDIMDb: 7.33 / 10 by 6 usersPopularity: 9.049Language: English