{"id":3630,"date":"2026-09-23T14:43:04","date_gmt":"2026-09-23T14:43:04","guid":{"rendered":"https:\/\/borescopist.com\/?p=3630"},"modified":"2026-09-23T14:52:13","modified_gmt":"2026-09-23T14:52:13","slug":"manufactures-marks","status":"publish","type":"post","link":"https:\/\/borescopist.com\/?p=3630","title":{"rendered":"Manufacture&#8217;s Marks"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Manufacturing marks from welding are located inside the lumen, (Perfect square rings) which joins the two tapers. Over time, these welds tarnish and occasionally show a rainbow multicolor <a href=\"https:\/\/en.wikipedia.org\/wiki\/Thin-film_interference\" data-type=\"link\" data-id=\"https:\/\/en.wikipedia.org\/wiki\/Thin-film_interference\">(Thin Layer interference)<\/a> due to the high temperatures during sterilization. <\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-vimeo wp-block-embed-vimeo wp-embed-aspect-1-1 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"ManufacturesMarks\" src=\"https:\/\/player.vimeo.com\/video\/1229561831?dnt=1&amp;app_id=122963\" width=\"392\" height=\"392\" frameborder=\"0\" allow=\"autoplay; fullscreen; picture-in-picture; clipboard-write; encrypted-media; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\"><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Manufacturing marks from welding are located inside the lumen, (Perfect square rings) which joins the two tapers. Over time, these welds tarnish and occasionally show a rainbow multicolor (Thin Layer interference) due to the high temperatures during sterilization.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"pmpro_default_level":"","footnotes":""},"categories":[1,135],"tags":[],"class_list":["post-3630","post","type-post","status-publish","format-standard","hentry","category-inspection-examples","category-resource-center","pmpro-has-access","clearfix"],"_links":{"self":[{"href":"https:\/\/borescopist.com\/index.php?rest_route=\/wp\/v2\/posts\/3630","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/borescopist.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/borescopist.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/borescopist.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/borescopist.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3630"}],"version-history":[{"count":3,"href":"https:\/\/borescopist.com\/index.php?rest_route=\/wp\/v2\/posts\/3630\/revisions"}],"predecessor-version":[{"id":3634,"href":"https:\/\/borescopist.com\/index.php?rest_route=\/wp\/v2\/posts\/3630\/revisions\/3634"}],"wp:attachment":[{"href":"https:\/\/borescopist.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3630"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/borescopist.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3630"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/borescopist.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3630"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}