Keeping it Fresh: Preservatives and The Poison Squad
Gastropod - Podcast készítő Cynthia Graber and Nicola Twilley - Keddek
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More than a century ago, enterprising manufacturers added brand-new chemical preservatives into food to keep it fresh as it traveled from the farm into rapidly growing American cities. Milk no longer went rancid! Meat no longer spoiled! But some scientists wondered: could all these preservatives be doing more harm than good? It took a crusading …More →
