{"id":21179,"date":"2025-07-17T22:13:49","date_gmt":"2025-07-18T05:13:49","guid":{"rendered":"https:\/\/rustybolt.info\/wordpress\/?p=21179"},"modified":"2025-07-17T22:17:55","modified_gmt":"2025-07-18T05:17:55","slug":"2025-07-17-concrete-balls-700m-deep-store-energy","status":"publish","type":"post","link":"https:\/\/rustybolt.info\/wordpress\/?p=21179","title":{"rendered":"2025-07-17 Concrete Balls 700m Deep Store Energy"},"content":{"rendered":"\n<p>These concrete balls will be 30m or about 100 feet in diameter.&nbsp; The water is pumped out of them, which I think means they get filled with air under high pressure.&nbsp; If they are 700m under water the pressure would be about 70 atmospheres.&nbsp; That&#8217;s about 10000 pounds per square inch!!&nbsp; That&#8217;s a lot!&nbsp; <\/p>\n\n\n\n<p>https:\/\/www.facebook.com\/reel\/1962932787809363\/?mibextid=9drbnH&#038;s=yWDuG2&#038;fs=e<\/p>\n","protected":false},"excerpt":{"rendered":"<p>These concrete balls will be 30m or about 100 feet in diameter.&nbsp; The water is pumped out of them, which I think means they get filled with air under high pressure.&nbsp; If they are 700m under water the pressure would be about 70 atmospheres.&nbsp; That&#8217;s about 10000 pounds per square inch!!&nbsp; That&#8217;s a lot!&nbsp; https:\/\/www.facebook.com\/reel\/1962932787809363\/?mibextid=9drbnH&#038;s=yWDuG2&#038;fs=e<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4338,706,722,1284],"tags":[4339,956,812,4340],"class_list":["post-21179","post","type-post","status-publish","format-standard","hentry","category-compressed-air-storage","category-energy-storage","category-newsmedia","category-video-books-documents-literature","tag-balls","tag-concrete","tag-energy","tag-store"],"_links":{"self":[{"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/21179","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=21179"}],"version-history":[{"count":1,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/21179\/revisions"}],"predecessor-version":[{"id":21180,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/21179\/revisions\/21180"}],"wp:attachment":[{"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=21179"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=21179"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=21179"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}