{"id":19014,"date":"2026-09-03T03:09:09","date_gmt":"2026-09-02T17:09:09","guid":{"rendered":"https:\/\/geoffreychen.com\/why-stainless-steel-can-still-rust\/"},"modified":"2026-09-03T03:09:09","modified_gmt":"2026-09-02T17:09:09","slug":"why-stainless-steel-can-still-rust","status":"publish","type":"post","link":"https:\/\/geoffreychen.com\/zh\/why-stainless-steel-can-still-rust\/","title":{"rendered":"\u4e0d\u9508\u94a2\u4e3a\u4ec0\u4e48\u4ecd\u7136\u53ef\u80fd\u751f\u9508\uff1f"},"content":{"rendered":"<\/p>\n<p><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/public-assets.geoffreychen.com\/wordpress\/articles\/why-stainless-steel-can-still-rust\/76be843a09a117566f62ef5a.jpg?w=1140&#038;ssl=1\" alt=\"\u4e0d\u9508\u94a2\u4e3a\u4ec0\u4e48\u4ecd\u7136\u53ef\u80fd\u751f\u9508\uff1f\" 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href=\"https:\/\/www.nature.com\/articles\/s41529-023-00392-z\" rel=\"nofollow\">https:\/\/www.nature.com\/articles\/s41529-023-00392-z<\/a><br \/><a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC9920300\/\" rel=\"nofollow\">https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC9920300\/<\/a><\/p>\n<p>","protected":false},"excerpt":{"rendered":"","protected":false},"author":17897162,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_geoff_meta_description_en":"Stainless steel resists corrosion through a thin chromium-rich passive film, but salt, crevices and contamination can locally defeat that 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