{"id":8,"date":"2026-05-08T23:10:36","date_gmt":"2026-05-08T20:10:36","guid":{"rendered":"http:\/\/closethehooks.com\/?page_id=8"},"modified":"2026-07-18T21:00:28","modified_gmt":"2026-07-18T18:00:28","slug":"the-book","status":"publish","type":"page","link":"https:\/\/closethehooks.com\/","title":{"rendered":"The Book"},"content":{"rendered":"\n<figure class=\"wp-block-image alignleft size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"724\" height=\"1024\" src=\"http:\/\/closethehooks.com\/wp-content\/uploads\/2026\/05\/cover-724x1024.png\" alt=\"\" class=\"wp-image-17\" style=\"object-fit:contain;width:400px;height:800px\" srcset=\"https:\/\/closethehooks.com\/wp-content\/uploads\/2026\/05\/cover-724x1024.png 724w, https:\/\/closethehooks.com\/wp-content\/uploads\/2026\/05\/cover-212x300.png 212w, https:\/\/closethehooks.com\/wp-content\/uploads\/2026\/05\/cover-768x1086.png 768w, https:\/\/closethehooks.com\/wp-content\/uploads\/2026\/05\/cover-1086x1536.png 1086w, https:\/\/closethehooks.com\/wp-content\/uploads\/2026\/05\/cover-1448x2048.png 1448w, https:\/\/closethehooks.com\/wp-content\/uploads\/2026\/05\/cover.png 1768w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><\/figure>\n\n\n\n<p class=\"Teksti-tausta has-custom-css wp-custom-css-0952afc9 wp-block-paragraph\"><strong>Make smarter lifting decisions \u2013 not based on habit, but on mathematics<\/strong>.<\/p>\n\n\n\n<p class=\"Teksti-tausta has-custom-css wp-custom-css-1e40ff17 wp-block-paragraph\"><em>Close the Hooks<\/em> is a unique technical textbook that combines the mechanical principles and mathematical analysis of lifting operations into a clear and practical guide. The book is aimed specifically at professionals in design and supervisory roles who wish to base their assessment of lifts on computational understanding, rather than on experience alone.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"Teksti-tausta has-custom-css wp-custom-css-c3be2392 wp-block-paragraph\">The book is suitable for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"Teksti-tausta has-custom-css wp-custom-css-e8cd4ce6\">Worksite managers and lifting planners<\/li>\n\n\n\n<li class=\"Teksti-tausta has-custom-css wp-custom-css-4a5f5481\">Personnel responsible for site safety and supervision<\/li>\n\n\n\n<li class=\"Teksti-tausta has-custom-css wp-custom-css-0f2ebe61\">Teachers and industry trainers<\/li>\n\n\n\n<li class=\"Teksti-tausta has-custom-css wp-custom-css-505a3265\">Technically-oriented industry professionals<\/li>\n<\/ul>\n\n\n\n<p class=\"Teksti-tausta has-custom-css wp-custom-css-f3e88d81 wp-block-paragraph\">The book covers topics such as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"Teksti-tausta has-custom-css wp-custom-css-6efba843\">Moment calculations and the analysis of unbalanced conditions<\/li>\n\n\n\n<li class=\"Teksti-tausta has-custom-css wp-custom-css-49bbad8a\">The effects of the center of gravity on lifts and loads<\/li>\n\n\n\n<li class=\"Teksti-tausta has-custom-css wp-custom-css-61d8b4a1\">Calculation of sling angles and force distribution<\/li>\n\n\n\n<li class=\"Teksti-tausta has-custom-css wp-custom-css-be92ea6d\">Applying vector calculus and trigonometric reasoning to practical lifts<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"925\" height=\"834\" src=\"http:\/\/closethehooks.com\/wp-content\/uploads\/2026\/07\/Contents.png\" alt=\"\" class=\"wp-image-60\" srcset=\"https:\/\/closethehooks.com\/wp-content\/uploads\/2026\/07\/Contents.png 925w, https:\/\/closethehooks.com\/wp-content\/uploads\/2026\/07\/Contents-300x270.png 300w, https:\/\/closethehooks.com\/wp-content\/uploads\/2026\/07\/Contents-768x692.png 768w\" sizes=\"auto, (max-width: 925px) 100vw, 925px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p class=\"Teksti-tausta has-custom-css wp-custom-css-69d077d7 wp-block-paragraph\">The book does not require advanced mathematical studies but presumes logical thinking, a mastery of basic calculation, and an interest in computationally understanding the phenomena of lifting operations.<\/p>\n\n\n\n<p class=\"Teksti-tausta has-custom-css wp-custom-css-6ec9a27e wp-block-paragraph\"><strong>Available exclusively:<\/strong><br>The printed and electronic versions of the book are available only through the author&#8217;s website.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<a href=\"https:\/\/kirjapalvelin.koukutkiinni.fi\/payment_en.php\" target=\"_blank\" rel=\"noopener noreferrer\">\n  <button style=\"\n    background-color: #007bff;\n    color: white;\n    font-size: 18px;\n    padding: 12px 24px;\n    border: none;\n    border-radius: 6px;\n    cursor: pointer;\n    transition: background-color 0.3s ease;\n  \" onmouseover=\"this.style.backgroundColor='#0056b3'\" onmouseout=\"this.style.backgroundColor='#007bff'\">\n    Buy the book (44,00 \u20ac)\n  <\/button>\n<\/a>\n","protected":false},"excerpt":{"rendered":"<p>Make smarter lifting decisions \u2013 not based on habit, but on mathematics. Close the Hooks is a unique technical textbook [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-8","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/closethehooks.com\/index.php?rest_route=\/wp\/v2\/pages\/8","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/closethehooks.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/closethehooks.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/closethehooks.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/closethehooks.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8"}],"version-history":[{"count":8,"href":"https:\/\/closethehooks.com\/index.php?rest_route=\/wp\/v2\/pages\/8\/revisions"}],"predecessor-version":[{"id":61,"href":"https:\/\/closethehooks.com\/index.php?rest_route=\/wp\/v2\/pages\/8\/revisions\/61"}],"wp:attachment":[{"href":"https:\/\/closethehooks.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}