{"id":1886,"date":"2026-07-16T15:43:47","date_gmt":"2026-07-16T13:43:47","guid":{"rendered":"https:\/\/energianucleare.eu\/faq\/do-contaminated-foods-remain-dangerous-for-centuries\/"},"modified":"2026-07-16T15:53:29","modified_gmt":"2026-07-16T13:53:29","slug":"do-contaminated-foods-remain-dangerous-for-centuries","status":"publish","type":"faq","link":"https:\/\/energianucleare.eu\/en\/faq\/do-contaminated-foods-remain-dangerous-for-centuries\/","title":{"rendered":"Do contaminated foods remain dangerous for centuries?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Iodine-131 decays over short periods, while caesium-137 and strontium-90 have half-lives of approximately decades and may require longer monitoring. Other radionuclides behave differently still. Food safety after an accident is determined through concentration measurements, regulatory limits, restrictions, and monitoring, not through a single rule. Some foods may become safe quickly, others may require prolonged controls.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Iodine-131 decays over short periods, while caesium-137 and strontium-90 have half-lives of approximately decades and may require longer monitoring. Other radionuclides behave differently still. Food safety after an accident is determined through concentration measurements, regulatory limits, restrictions, and monitoring, not through a single rule. Some foods may become safe quickly, others may require prolonged controls.<\/p>\n","protected":false},"author":7,"featured_media":0,"parent":0,"menu_order":79,"template":"","meta":{"_acf_changed":false},"tema":[151],"class_list":["post-1886","faq","type-faq","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Do contaminated foods remain dangerous for centuries? - Energia nucleare<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/energianucleare.eu\/en\/faq\/do-contaminated-foods-remain-dangerous-for-centuries\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Do contaminated foods remain dangerous for centuries? - Energia nucleare\" \/>\n<meta property=\"og:description\" content=\"Iodine-131 decays over short periods, while caesium-137 and strontium-90 have half-lives of approximately decades and may require longer monitoring. Other radionuclides behave differently still. Food safety after an accident is determined through concentration measurements, regulatory limits, restrictions, and monitoring, not through a single rule. Some foods may become safe quickly, others may require prolonged controls.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/energianucleare.eu\/en\/faq\/do-contaminated-foods-remain-dangerous-for-centuries\/\" \/>\n<meta property=\"og:site_name\" content=\"Energia nucleare\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-16T13:53:29+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/energianucleare.eu\\\/en\\\/faq\\\/do-contaminated-foods-remain-dangerous-for-centuries\\\/\",\"url\":\"https:\\\/\\\/energianucleare.eu\\\/en\\\/faq\\\/do-contaminated-foods-remain-dangerous-for-centuries\\\/\",\"name\":\"Do contaminated foods remain dangerous for centuries? - Energia nucleare\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/energianucleare.eu\\\/en\\\/#website\"},\"datePublished\":\"2026-07-16T13:43:47+00:00\",\"dateModified\":\"2026-07-16T13:53:29+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/energianucleare.eu\\\/en\\\/faq\\\/do-contaminated-foods-remain-dangerous-for-centuries\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/energianucleare.eu\\\/en\\\/faq\\\/do-contaminated-foods-remain-dangerous-for-centuries\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/energianucleare.eu\\\/en\\\/faq\\\/do-contaminated-foods-remain-dangerous-for-centuries\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/energianucleare.eu\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"FAQ\",\"item\":\"https:\\\/\\\/energianucleare.eu\\\/en\\\/faq\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Do contaminated foods remain dangerous for centuries?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/energianucleare.eu\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/energianucleare.eu\\\/en\\\/\",\"name\":\"Energia nucleare\",\"description\":\"Notizie sul nucleare\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/energianucleare.eu\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Do contaminated foods remain dangerous for centuries? - Energia nucleare","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/energianucleare.eu\/en\/faq\/do-contaminated-foods-remain-dangerous-for-centuries\/","og_locale":"en_US","og_type":"article","og_title":"Do contaminated foods remain dangerous for centuries? - Energia nucleare","og_description":"Iodine-131 decays over short periods, while caesium-137 and strontium-90 have half-lives of approximately decades and may require longer monitoring. 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