{"id":41673,"date":"2021-06-10T22:00:02","date_gmt":"2021-06-10T22:00:02","guid":{"rendered":"https:\/\/www.oracletutoring.ca\/blog\/?p=41673"},"modified":"2021-06-10T22:04:18","modified_gmt":"2021-06-10T22:04:18","slug":"textiles-cotton-stronger-when-wet","status":"publish","type":"post","link":"https:\/\/www.oracletutoring.ca\/blog\/textiles-cotton-stronger-when-wet\/","title":{"rendered":"Textiles: cotton: stronger when wet?"},"content":{"rendered":"\n<h2>Self-tutoring about textiles: the tutor visits an interesting quality of cotton.<\/h2>\n<p>\nCotton is stronger wet than dry, by up to 20%. The reason is due to hydrogen bonds between the water and the cotton.<\/p>\n<p>Hydrogen bonds aren&#8217;t structural, but instead are attractions: a hydrogen atom will become attracted to other non-metals similar to the one it&#8217;s already bonded to. Since both those non-metal atoms feel pull from the shared hydrogen, they become cohesive.<\/p>\n<p>Such is the effect of water on cotton: the water molecules form hydrogen bonds that fortify covalent bonds already present in the cotton polymers.<\/p>\n<p>Source:<\/p>\n<p><a href=\"https:\/\/www.open.edu\/openlearn\/science-maths-technology\/science\/chemistry\/shanghai-noon\">open.edu<\/a><\/p>\n<p><a href=\"https:\/\/barnhardtcotton.net\/technology\/cotton-properties\/\">barnhardtcotton.net<\/a><\/p>\nJack of <a href=\"https:\/\/www.oracletutoring.ca\">Oracle Tutoring by Jack and Diane,<\/a> Campbell River, BC.\n","protected":false},"excerpt":{"rendered":"<p>Self-tutoring about textiles: the tutor visits an interesting quality of cotton. Cotton is stronger wet than dry, by up to 20%. The reason is due to hydrogen bonds between the water and the cotton. Hydrogen bonds aren&#8217;t structural, but instead &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"more-link\" href=\"https:\/\/www.oracletutoring.ca\/blog\/textiles-cotton-stronger-when-wet\/\"> <span class=\"screen-reader-text\">Textiles: cotton: stronger when wet?<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3020],"tags":[],"class_list":["post-41673","post","type-post","status-publish","format-standard","hentry","category-textiles"],"_links":{"self":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/41673","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/comments?post=41673"}],"version-history":[{"count":3,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/41673\/revisions"}],"predecessor-version":[{"id":41678,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/41673\/revisions\/41678"}],"wp:attachment":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/media?parent=41673"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/categories?post=41673"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/tags?post=41673"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}