02:32The Food ChainThe power of food emojisBBC World Service Duration: 26 minutes Thu 21st Jan 2021, 02:32 on BBC World Service East and Southern AfricaAvailable for over a yearListen nowHow food emojis make it to your keyboard and why it matters. Show more GenresFactualFood & DrinkFormatsMagazines & ReviewsBrandThe Food Chain Source: BBC Online