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The importance of drinking water hardness and its removal in home water purification systems Krzysztof Piaskowski, Emilia Stanislawska DOI: 10.15199\/17.2025.9.3, September 2025 Download pdf<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1615],"tags":[1884,1883,1882,1880,1881],"class_list":["post-7323","post","type-post","status-publish","format-standard","hentry","category-2025-en","tag-magnesium","tag-pitcher-filters","tag-secondary-water-pollution","tag-tap-water","tag-water-hardness"],"_links":{"self":[{"href":"https:\/\/gazwoda.pl\/en\/wp-json\/wp\/v2\/posts\/7323","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gazwoda.pl\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gazwoda.pl\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gazwoda.pl\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gazwoda.pl\/en\/wp-json\/wp\/v2\/comments?post=7323"}],"version-history":[{"count":0,"href":"https:\/\/gazwoda.pl\/en\/wp-json\/wp\/v2\/posts\/7323\/revisions"}],"wp:attachment":[{"href":"https:\/\/gazwoda.pl\/en\/wp-json\/wp\/v2\/media?parent=7323"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gazwoda.pl\/en\/wp-json\/wp\/v2\/categories?post=7323"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gazwoda.pl\/en\/wp-json\/wp\/v2\/tags?post=7323"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}