{"id":19255,"date":"2026-08-11T11:54:56","date_gmt":"2026-08-11T11:54:56","guid":{"rendered":"https:\/\/guardna-educ.com\/spermaceti\/"},"modified":"2026-08-11T11:54:56","modified_gmt":"2026-08-11T11:54:56","slug":"spermaceti","status":"publish","type":"post","link":"https:\/\/guardna-educ.com\/no\/spermaceti\/","title":{"rendered":"Spermaceti"},"content":{"rendered":"\r\n<p class=\"has-medium-font-size wp-block-paragraph\">A liquid, fatty substance found in the heads of sperm and bottlenose whales. When cooled down it becomes solid and waxy. Humans used this substance in cosmetics, wax candles, ointments, textile finishing, and as industrial lubricant (<em>Encyclop\u00e6dia Britannica<\/em>). It was highly prized because of how brightly and clearly it burned in lamps and candles.<\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image aligncenter is-resized\"><img decoding=\"async\" data-src=\"https:\/\/guardna-educ.com\/wp-content\/uploads\/2024\/10\/Spermaceti_Credit-Genevieve-Anderson.jpg\" alt=\"\" style=\"--smush-placeholder-width: 688px; --smush-placeholder-aspect-ratio: 688\/545;width:500px;height:auto\" class=\"center lazyload\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" \/><figcaption class=\"wp-element-caption\" style=\"font-size: 15px;text-align: center;\">A sample of spermaceti wax, a spermaceti candle, and a jar of sperm oil \u00a9 Genevieve Anderson<\/figcaption><\/figure>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\"><\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>A liquid, fatty substance found in the heads of sperm and bottlenose whales. When cooled down it becomes solid and waxy. Humans used this substance in cosmetics, wax candles, ointments, textile finishing, and as industrial lubricant (Encyclop\u00e6dia Britannica). It was highly prized because of how brightly and clearly it burned in lamps and candles. A [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[228,124,307],"tags":[],"class_list":["post-19255","post","type-post","status-publish","format-standard","hentry","category-13-15-years-no","category-glossary-no","category-s"],"featured_image_src":null,"featured_image_src_square":null,"author_info":{"display_name":"Marina Metic","author_link":"https:\/\/guardna-educ.com\/no\/author\/marinam\/"},"_links":{"self":[{"href":"https:\/\/guardna-educ.com\/no\/wp-json\/wp\/v2\/posts\/19255","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/guardna-educ.com\/no\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/guardna-educ.com\/no\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/guardna-educ.com\/no\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/guardna-educ.com\/no\/wp-json\/wp\/v2\/comments?post=19255"}],"version-history":[{"count":0,"href":"https:\/\/guardna-educ.com\/no\/wp-json\/wp\/v2\/posts\/19255\/revisions"}],"wp:attachment":[{"href":"https:\/\/guardna-educ.com\/no\/wp-json\/wp\/v2\/media?parent=19255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/guardna-educ.com\/no\/wp-json\/wp\/v2\/categories?post=19255"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/guardna-educ.com\/no\/wp-json\/wp\/v2\/tags?post=19255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}