{"id":68703,"date":"2026-10-21T05:24:37","date_gmt":"2026-10-20T20:24:37","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=68703"},"modified":"2026-10-21T05:24:37","modified_gmt":"2026-10-20T20:24:37","slug":"fuera-la-suciedad-a-base-de-lijar-el-secreto-de-la-lima-invisible-de-los-limpiadores-abrasivos-y-las-esponjas-de-melamina","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=68703&lang=es","title":{"rendered":"\u00a1Fuera la suciedad a base de \u201clijar\u201d! El secreto de la lima invisible de los limpiadores abrasivos y las esponjas de melamina"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Soy Ken Kuwako, entrenador cient\u00edfico. Cada d\u00eda es un experimento.<\/strong><\/span><\/p>\n<h3>\u00a1A rascar la suciedad rebelde! El limpiador abrasivo es el d\u00fao perfecto entre tensioactivos y abrasivos<\/h3>\n<p>Restos quemados que no se despegan y manchas opacas y tercas que ni los limpiadores \u00e1cidos ni los alcalinos logran vencer. Para esos momentos, hay un h\u00e9roe esperando su turno en el fondo de tu cocina: el limpiador abrasivo. Dentro de ese tubo o botella hay, en realidad, un mont\u00f3n de &#8220;limas diminutas, tan peque\u00f1as que no se ven&#8221;. Hoy vamos a asomarnos a c\u00f3mo hace este producto para sacar la suciedad.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-60022 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/02\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-02-04-8.49.01.jpeg\" alt=\"\" width=\"301\" height=\"445\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/02\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-02-04-8.49.01.jpeg 618w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/02\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-02-04-8.49.01-203x300.jpeg 203w\" sizes=\"auto, (max-width: 301px) 100vw, 301px\" \/><\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/amzn.to\/4qoE6Wi\">Amazon\u3000Limpiador abrasivo<\/a><\/p>\n<h3>Lo que lleva dentro: &#8220;granitos de lima&#8221;<\/h3>\n<p>El limpiador abrasivo contiene unas part\u00edculas muy finas y duras llamadas abrasivos. En muchos casos se usa carbonato de calcio, entre otros. Al frotar, esos incontables granitos hacen de &#8220;lima&#8221; y van desgastando la suciedad. Los detergentes comunes disuelven o despegan la mugre, pero el truco del limpiador abrasivo es rasparla f\u00edsicamente.<\/p>\n<p>Por cierto, la pasta de dientes tambi\u00e9n lleva abrasivos para quitar las manchas de la superficie de los dientes. \u00a1La misma idea, escondida en algo tan cotidiano!<\/p>\n<h3>\u00bfCon qu\u00e9 tipo de suciedad funciona mejor?<\/h3>\n<p>Brilla con la suciedad dura y pegada a la superficie, como la grasa muy quemada o el \u00f3xido leve de los metales. Cuando el detergente por s\u00ed solo no puede con la mancha, la estrategia b\u00e1sica del limpiador abrasivo es ir desgast\u00e1ndola poco a poco.<\/p>\n<p>La suciedad que se puede disolver con \u00e1cidos o \u00e1lcalis es mejor dej\u00e1rsela a esos limpiadores. El abrasivo es para los casos dif\u00edciles que la &#8220;fuerza de la qu\u00edmica&#8221; por s\u00ed sola no consigue resolver.<\/p>\n<h3>Una estrategia en dos tiempos: &#8220;raspar&#8221; y &#8220;envolver&#8221;<\/h3>\n<p>Muchos limpiadores abrasivos l\u00edquidos contienen no solo abrasivos, sino tambi\u00e9n tensioactivos. Cuando los dos trabajan juntos, la limpieza se vuelve todav\u00eda m\u00e1s eficaz.<\/p>\n<ol start=\"1\">\n<li>Los abrasivos raspan la suciedad de la superficie y la desmenuzan.<\/li>\n<li>Los tensioactivos envuelven los restos desprendidos y hacen que se mezclen f\u00e1cilmente con el agua.<\/li>\n<\/ol>\n<p>Gracias a este d\u00fao de &#8220;raspar y envolver&#8221;, incluso la mugre que los detergentes normales no pueden ni rozar sale sin problema.<\/p>\n<h3>No es solo la suciedad lo que se raspa<\/h3>\n<p>Eso s\u00ed, como el limpiador abrasivo raspa la suciedad, tambi\u00e9n raspa, aunque sea un poquito, la superficie que est\u00e1s limpiando. El pl\u00e1stico, el acero inoxidable brillante o las superficies pintadas pueden llenarse de ara\u00f1azos finos y perder su brillo. Por eso conviene probarlo primero en un rinc\u00f3n poco visible.<\/p>\n<p>Cu\u00e1nto se notan los ara\u00f1azos depende del tama\u00f1o de las part\u00edculas abrasivas y de la fuerza con que frotes. Cuanto m\u00e1s fuerte restriegas, mejor limpia, pero tambi\u00e9n es m\u00e1s f\u00e1cil que raye. La regla de oro: con suavidad y poco a poco.<\/p>\n<h3>Las esponjas de melamina tambi\u00e9n son de la banda de los &#8220;raspadores&#8221;<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-68685 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-10-21-5.18.37.jpeg\" alt=\"\" width=\"277\" height=\"242\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-10-21-5.18.37.jpeg 856w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-10-21-5.18.37-300x262.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-10-21-5.18.37-768x671.jpeg 768w\" sizes=\"auto, (max-width: 277px) 100vw, 277px\" \/><\/p>\n<p>Las esponjas de melamina tambi\u00e9n quitan la suciedad rasc\u00e1ndola, igual que el limpiador abrasivo. Eso s\u00ed, no llevan abrasivos mezclados. Lo que frota la mugre es la estructura de red dura y fin\u00edsima de la resina de melamina. Funcionan incluso sin detergente, pero como desgastan la superficie, hay que tener con ellas el mismo cuidado con los materiales que con el limpiador abrasivo.<\/p>\n<p>Volver al \u00edndice<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"6dyroml4dE\"><p><a href=\"https:\/\/phys-edu.net\/wp\/?p=60013\">\u6c5a\u308c\u306f\u300c\u843d\u3068\u3059\u300d\u306e\u3067\u306f\u306a\u304f\u300c\u5909\u8eab\u300d\u3055\u305b\u308b\uff01\uff1f\u6d17\u5264\u306e\u9a5a\u7570\u306e\u5316\u5b66\uff08\u304a\u6383\u9664\u306e\u5316\u5b66\uff09<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201c\u6c5a\u308c\u306f\u300c\u843d\u3068\u3059\u300d\u306e\u3067\u306f\u306a\u304f\u300c\u5909\u8eab\u300d\u3055\u305b\u308b\uff01\uff1f\u6d17\u5264\u306e\u9a5a\u7570\u306e\u5316\u5b66\uff08\u304a\u6383\u9664\u306e\u5316\u5b66\uff09\u201d \u2014 \u79d1\u5b66\u306e\u30cd\u30bf\u5e33\" src=\"https:\/\/phys-edu.net\/wp\/?p=60013&amp;embed=true#?secret=ch6mEjKiGu#?secret=6dyroml4dE\" data-secret=\"6dyroml4dE\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<h3>Contacto y encargos<\/h3>\n<p>\u00a1Acercando las maravillas y la diversi\u00f3n de la ciencia a tu d\u00eda a d\u00eda! Aqu\u00ed re\u00fano, de forma f\u00e1cil de entender, experimentos cient\u00edficos divertidos que puedes hacer en casa, junto con trucos para que te salgan bien. \u00a1An\u00edmate a explorar y buscar lo que quieras!<br \/>\n\u30fbEl contenido de &#8220;Kagaku no Netacho&#8221; (el cuaderno de ideas cient\u00edficas) se ha convertido en un libro. M\u00e1s informaci\u00f3n <a href=\"https:\/\/amzn.to\/42PMCEL\">aqu\u00ed<\/a><br \/>\n\u30fbPara saber m\u00e1s sobre el autor, Ken Kuwako, haz clic <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">aqu\u00ed<\/a><br \/>\n\u30fbPara todo tipo de encargos (redacci\u00f3n, conferencias, talleres de experimentos, supervisi\u00f3n y participaci\u00f3n en TV, etc.), haz clic <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">aqu\u00ed<\/a><br \/>\n<span class=\"s2\">\u30fb\u00a1Las novedades de los art\u00edculos se publican <a href=\"https:\/\/x.com\/kuwako\">en X<\/a>!<\/span><\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/www.youtube.com\/user\/kkuwako\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35048\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3d9640dad7bc5538e76f92da1966ee19.jpg\" alt=\"\" width=\"30\" height=\"21\" \/><\/a><a href=\"https:\/\/www.youtube.com\/user\/kkuwako?sub_confirmation=1\">\u00a1En el canal Kagaku no Neta<\/a> publicamos videos de experimentos!<\/p>\n<h3>\uff11\uff10\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=67937\">\u7d19\u30b3\u30c3\u30d7\u30b8\u30e3\u30a4\u30ed\u98db\u884c\u6a5f\u3092\u4f5c\u308d\u3046\uff01<\/a><\/p>\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=67937\"><img class=\"alignnone  wp-image-68171\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-10-06-8.34.43.jpeg\" sizes=\"auto, (max-width: 1188px) 100vw, 1188px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-10-06-8.34.43.jpeg 1188w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-10-06-8.34.43-300x171.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-10-06-8.34.43-1024x584.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-10-06-8.34.43-768x438.jpeg 768w\" alt=\"\" width=\"397\" height=\"226\" \/><\/a><\/p>\r\n<h3 style=\"text-align: left;\"><span style=\"font-size: medium;\"><b><strong>\u30c6\u30ec\u30d3\u756a\u7d44\u76e3\u4fee\u30fb\u30a4\u30d9\u30f3\u30c8\u7b49\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n<li>10\u670827\u65e5\uff08\u706b\uff09 \u30c6\u30ec\u30d3\u76e3\u4fee\u756a\u7d44\u653e\u9001\u4e88\u5b9a<\/li>\r\n<li>11\u670827\u65e5\uff08\u91d1\uff09\u3000\u30c6\u30ec\u30d3\u76e3\u4fee\u756a\u7d44\u653e\u9001\u4e88\u5b9a<\/li>\r\n<li>12\u670826\u65e5\uff08\u571f\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=64825\">\u30ca\u30ea\u30ab\u30b5\u30a4\u30a8\u30f3\u30b9\u30a2\u30ab\u30c7\u30df\u30fc\uff08\u6559\u54e1\u5411\u3051\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\uff09\u958b\u50ac<\/a><\/li>\r\n<\/ul>\r\n<h3><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/h3>\r\n<ul>\r\n<li>\u300e<a href=\"https:\/\/phys-edu.net\/wp\/?p=64462\">\u9ad8\u6821\u5165\u8a66 \u5206\u89e3\u554f\u984c\u96c6 \u7406\u79d1<\/a>\u300f\uff08\u5b66\u7814\uff09\u2026\u96e3\u3057\u3044\u554f\u984c\u3082\u5c0f\u3055\u306a\u554f\u984c\u306b\u5206\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3093\u306a\u5206\u89e3\u306e\u6280\u8853\u304c\u8eab\u306b\u3064\u304f\u3088\u3046\u306b\u6df1\u304f\u95a2\u308f\u308a\u3092\u6301\u3063\u3066\u4f5c\u308a\u307e\u3057\u305f\u3002<br \/><a href=\"https:\/\/phys-edu.net\/wp\/?p=64462\"><img class=\"alignnone  wp-image-65097 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-04-8.40.17.jpeg\" alt=\"\" width=\"172\" height=\"244\" \/><\/a>\u300e\u5927\u4eba\u306e\u305f\u3081\u306e\u9ad8\u6821\u7269\u7406\u5fa9\u7fd2\u5e33\u300f\uff08\u8b1b\u8ac7\u793e\uff09\u2026\u4e00\u822c\u5411\u3051\u306b\u65e5\u5e38\u306e\u7269\u7406\u306b\u3064\u3044\u3066\u516c\u5f0f\u3092\u5143\u306b\u7d10\u89e3\u304d\u307e\u3057\u305f\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=1827\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u3067\u306f\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<strong>\u203b\u5897\u5237\u304c\u304b\u304b\u308a\uff16\u5237\u3068\u306a\u308a\u307e\u3057\u305f\uff082026\/02\/01\uff09<br \/><img class=\"alignnone wp-image-10940 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg\" sizes=\"(max-width: 220px) 100vw, 220px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0.jpg 311w\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2014-07-05 0.43.51\" width=\"220\" height=\"192\" \/><\/strong><\/li>\r\n<li>\u300e\u304d\u3081\u308b!\u5171\u901a\u30c6\u30b9\u30c8 \u7269\u7406\u57fa\u790e \u6539\u8a02\u7248\u300f\uff08\u5b66\u7814\uff09\u2026\u3000\u9ad8\u6821\u7269\u7406\u306e\u53c2\u8003\u66f8\u3067\u3059\u3002\u30a4\u30e9\u30b9\u30c8\u3092\u591a\u304f\u3057\u3066\u30a4\u30e1\u30fc\u30b8\u304c\u6301\u3066\u308b\u3088\u3046\u306b\u63cf\u304d\u307e\u3057\u305f\u3002\u6388\u696d\u306b\u3064\u3044\u3066\u3044\u3051\u306a\u3044\u3001\u7269\u7406\u304c\u82e6\u624b\u3001\u305d\u3093\u306a\u751f\u5f92\u306b\u304a\u3059\u3059\u3081\u3067\u3059\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=45322\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u306f\u3053\u3061\u3089\u3002<br \/><img class=\"alignnone wp-image-45718 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg\" sizes=\"(max-width: 184px) 100vw, 184px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg 756w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c-300x269.jpg 300w\" alt=\"\" width=\"184\" height=\"165\" \/><\/li>\r\n<\/ul>\r\n<h3><span style=\"text-align: center;\">\u5404\u7a2eSNS\uff08\u66f4\u65b0\u60c5\u5831\u3092\u304a\u5c4a\u3051\uff01\uff09<\/span><\/h3>\r\n<p style=\"text-align: center;\">\u3010\u65e5\u672c\u8a9e\u3011<a style=\"text-align: center;\" href=\"https:\/\/twitter.com\/kuwako\">X(Twitter)<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.instagram.com\/science_seeds\/\">instagram<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.facebook.com\/kuwakolab\/\">Facebook<\/a>\u3000\u3010\u82f1\u8a9e\u3011<a style=\"text-align: center;\" href=\"https:\/\/bsky.app\/profile\/kagakunoneta.bsky.social\">BlueSky<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.threads.net\/@science_seeds?hl=ja\">Threads<\/a><\/p>\r\n<h3 style=\"text-align: center;\"><strong>Explore<\/strong><\/h3>\r\n<ul>\r\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=30764\">\u697d\u3057\u3044\u5b9f\u9a13<\/a>\u2026\u304a\u5b50\u3055\u3093\u3068\u4e00\u7dd2\u306b\u5922\u4e2d\u306b\u306a\u308c\u308b\u30a4\u30c1\u30aa\u30b7\u306e\u79d1\u5b66\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u9ad8\u6821\u7269\u7406\u306e\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306e\u52d5\u753b\u6559\u6750\u3082\u7528\u610f\u3057\u307e\u3057\u305f\u3002<\/li>\r\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=798\">\u7406\u79d1\u306e\u6559\u6750<\/a>\u2026 \u7406\u79d1\u6559\u5e2b\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff01\u6388\u696d\u306e\u8cea\u3092\u9ad8\u3081\u3001\u6e96\u5099\u3092\u52b9\u7387\u5316\u3059\u308b\u305f\u3081\u306e\u9078\u308a\u3059\u3050\u308a\u306e\u6559\u6750\u3092\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\r\n<li><a 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href=\"http:\/\/phys-edu.net\/wp\/?page_id=37\">About<\/a>\u00a0\u2026\u300c\u79d1\u5b66\u306e\u30cd\u30bf\u5e33\u300d\u306e\u30b3\u30f3\u30bb\u30d7\u30c8\u3084\u3001\u904b\u55b6\u8005\u3067\u3042\u308b\u6851\u5b50\u7814\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u30fb\u60f3\u3044\u3092\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/li>\r\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a> \u2026\u5b9f\u9a13\u6559\u5ba4\u306e\u3054\u4f9d\u983c\u3001\u57f7\u7b46\u30fb\u8b1b\u6f14\u306e\u76f8\u8ac7\u3001\u79d1\u5b66\u76e3\u4fee\u7b49\u306f\u3053\u3061\u3089\u306e\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u304a\u5bc4\u305b\u304f\u3060\u3055\u3044\u3002<\/li>\r\n<\/ul>\r\n","protected":false},"excerpt":{"rendered":"<p>Soy Ken Kuwako, entrenador cient\u00edfico. Cada d\u00eda es un experimento. \u00a1A rascar la suciedad rebelde! El limpiador [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":60022,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","sns_share_botton_hide":"","vkExUnit_sns_title":"","vkexunit_cta_each_option":"","_lightning_design_setting":{"layout":"default"},"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1492],"tags":[],"class_list":["post-68703","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-science-es"],"jetpack-related-posts":[{"id":66684,"url":"https:\/\/phys-edu.net\/wp\/?p=66684&lang=es","url_meta":{"origin":68703,"position":0},"title":"\u00bfHecho de aceite!? Probamos a fabricar jab\u00f3n casero con aceite de cocina (la qu\u00edmica de la limpieza)","author":"\u6851\u5b50 \u7814","date":"2026\u5e748\u670820\u65e5","format":false,"excerpt":"Soy Kuwako Ken, vuestro entrenador cient\u00edfico. \u00a1Ca\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1492&lang=es"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/03\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-03-25-20.47.12.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/03\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-03-25-20.47.12.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/03\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-03-25-20.47.12.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/03\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-03-25-20.47.12.jpeg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":68646,"url":"https:\/\/phys-edu.net\/wp\/?p=68646&lang=es","url_meta":{"origin":68703,"position":1},"title":"\u00bfQu\u00e9 manchas elimina un limpiador \u00e1cido y c\u00f3mo lo logra? (La ciencia de la limpieza)","author":"\u6851\u5b50 \u7814","date":"2026\u5e7410\u670820\u65e5","format":false,"excerpt":"Soy Ken Kuwako, entrenador de ciencia. Para m\u00ed, ca\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1492&lang=es"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/02\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-02-08-5.03.01.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/02\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-02-08-5.03.01.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/02\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-02-08-5.03.01.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/02\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-02-08-5.03.01.jpeg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":66610,"url":"https:\/\/phys-edu.net\/wp\/?p=66610&lang=es","url_meta":{"origin":68703,"position":2},"title":"\u00a1La mancha de sangre desapareci\u00f3! Prob\u00e9 el incre\u00edble poder del percarbonato de sodio (La ciencia de la limpieza)","author":"\u6851\u5b50 \u7814","date":"2026\u5e748\u670818\u65e5","format":false,"excerpt":"Soy Ken Kuwako, vuestro Science Trainer. \u00a1Cada d\u00eda\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1492&lang=es"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/08\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-08-18-5.16.05.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/08\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-08-18-5.16.05.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/08\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-08-18-5.16.05.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/08\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-08-18-5.16.05.jpeg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/08\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-08-18-5.16.05.jpeg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/08\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-08-18-5.16.05.jpeg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":57759,"url":"https:\/\/phys-edu.net\/wp\/?p=57759&lang=es","url_meta":{"origin":68703,"position":3},"title":"\u00bfQu\u00e9 pasa cuando ponemos cobre y zinc en \u00e1cido clorh\u00eddrico? El \u201ctest de personalidad\u201d de los metales que debes conocer antes de los experimentos con pilas","author":"\u6851\u5b50 \u7814","date":"2025\u5e7412\u670823\u65e5","format":false,"excerpt":"Soy Ken Kuwako, entrenador cient\u00edfico. 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