{"id":4620,"date":"2015-09-03T15:15:00","date_gmt":"2015-09-03T10:15:00","guid":{"rendered":"http:\/\/www.cawater-info.net\/all_about_water\/en\/?p=4620"},"modified":"2015-09-04T15:20:31","modified_gmt":"2015-09-04T10:20:31","slug":"frost-to-clean-waste-water","status":"publish","type":"post","link":"http:\/\/www.cawater-info.net\/all_about_water\/en\/?p=4620","title":{"rendered":"Frost to Clean Waste Water"},"content":{"rendered":"<p><em>The University of Technology, Lappeenranta (Finland) suggests using lower temperatures for wastewater treatment in the mining industry.<\/em><\/p>\n<p><a href=\"http:\/\/www.cawater-info.net\/all_about_water\/en\/wp-content\/uploads\/2015\/09\/waste_ice.jpg\"><img loading=\"lazy\" class=\"aligncenter wp-image-4621 colorbox-4620\" src=\"http:\/\/www.cawater-info.net\/all_about_water\/en\/wp-content\/uploads\/2015\/09\/waste_ice.jpg\" alt=\"waste_ice\" width=\"600\" height=\"450\" srcset=\"http:\/\/www.cawater-info.net\/all_about_water\/en\/wp-content\/uploads\/2015\/09\/waste_ice.jpg 625w, http:\/\/www.cawater-info.net\/all_about_water\/en\/wp-content\/uploads\/2015\/09\/waste_ice-300x225.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a>The surface layer of ice is cleaner in crystallization. It can be melted and reused in the production process after filtration.<\/p>\n<p><!--more-->Remaining the ice contains toxic substances, so it is to be stored in special tanks. This cleaning method does not require much energy and saves fresh water.<\/p>\n<p style=\"text-align: right;\">Source: <a href=\"http:\/\/www.da-voda.com\/en\/news\/frost-to-clean-waste-water\/\" target=\"_blank\">http:\/\/www.da-voda.com\/<\/a><\/p>\n<p style=\"text-align: left;\"><em><strong>Dear User\/Visitor! Please, answer on our questions: tick off one of the positions &#8211; your answer will make us able to improve our site and make it more interesting and useful!<\/strong><\/em><\/p>\n<p style=\"text-align: left;\"><div id=\"polls-2\" class=\"wp-polls\">\n\t<form id=\"polls_form_2\" class=\"wp-polls-form\" action=\"\/all_about_water\/en\/index.php\" method=\"post\">\n\t\t<p style=\"display: none;\"><input type=\"hidden\" id=\"poll_2_nonce\" name=\"wp-polls-nonce\" value=\"ff592f33bd\" \/><\/p>\n\t\t<p style=\"display: none;\"><input type=\"hidden\" name=\"poll_id\" value=\"2\" \/><\/p>\n\t\t<p style=\"text-align: center;\"><strong>What materials need to be added on the site?<\/strong><\/p><div id=\"polls-2-ans\" class=\"wp-polls-ans\"><ul class=\"wp-polls-ul\">\n\t\t<li><input type=\"radio\" id=\"poll-answer-6\" name=\"poll_2\" value=\"6\" \/> <label for=\"poll-answer-6\">Articles<\/label><\/li>\n\t\t<li><input type=\"radio\" id=\"poll-answer-7\" name=\"poll_2\" value=\"7\" \/> <label for=\"poll-answer-7\">Video clips<\/label><\/li>\n\t\t<li><input type=\"radio\" id=\"poll-answer-8\" name=\"poll_2\" value=\"8\" \/> <label for=\"poll-answer-8\">Photo essay<\/label><\/li>\n\t\t<li><input type=\"radio\" id=\"poll-answer-9\" name=\"poll_2\" value=\"9\" \/> <label for=\"poll-answer-9\">For children<\/label><\/li>\n\t\t<li><input type=\"radio\" id=\"poll-answer-10\" name=\"poll_2\" value=\"10\" \/> <label for=\"poll-answer-10\">Other<\/label><\/li>\n\t\t<\/ul><p style=\"text-align: center;\"><input type=\"button\" name=\"vote\" value=\"   Vote   \" class=\"Buttons\" onclick=\"poll_vote(2);\" \/><\/p><p style=\"text-align: center;\"><a href=\"#ViewPollResults\" onclick=\"poll_result(2); return false;\" title=\"View Results Of This Poll\">View Results<\/a><\/p><\/div>\n\t<\/form>\n<\/div>\n<div id=\"polls-2-loading\" class=\"wp-polls-loading\"><img src=\"http:\/\/www.cawater-info.net\/all_about_water\/en\/wp-content\/plugins\/wp-polls\/images\/loading.gif\" width=\"16\" height=\"16\" alt=\"Loading ...\" title=\"Loading ...\" class=\"wp-polls-image colorbox-4620\" \/>&nbsp;Loading ...<\/div>\n<\/p>\n<p style=\"text-align: left;\"><div id=\"polls-1\" class=\"wp-polls\">\n\t<form id=\"polls_form_1\" class=\"wp-polls-form\" action=\"\/all_about_water\/en\/index.php\" method=\"post\">\n\t\t<p style=\"display: none;\"><input type=\"hidden\" id=\"poll_1_nonce\" name=\"wp-polls-nonce\" value=\"69820fca54\" \/><\/p>\n\t\t<p style=\"display: none;\"><input type=\"hidden\" name=\"poll_id\" value=\"1\" \/><\/p>\n\t\t<p style=\"text-align: center;\"><strong>Do you like our site?<\/strong><\/p><div id=\"polls-1-ans\" class=\"wp-polls-ans\"><ul class=\"wp-polls-ul\">\n\t\t<li><input type=\"radio\" id=\"poll-answer-1\" name=\"poll_1\" value=\"1\" \/> <label for=\"poll-answer-1\">Yes<\/label><\/li>\n\t\t<li><input type=\"radio\" id=\"poll-answer-2\" name=\"poll_1\" value=\"2\" \/> <label for=\"poll-answer-2\">No<\/label><\/li>\n\t\t<li><input type=\"radio\" id=\"poll-answer-3\" name=\"poll_1\" value=\"3\" \/> <label for=\"poll-answer-3\">Need to be improved<\/label><\/li>\n\t\t<li><input type=\"radio\" id=\"poll-answer-5\" name=\"poll_1\" value=\"5\" \/> <label for=\"poll-answer-5\">No Comments<\/label><\/li>\n\t\t<\/ul><p style=\"text-align: center;\"><input type=\"button\" name=\"vote\" value=\"   Vote   \" class=\"Buttons\" onclick=\"poll_vote(1);\" \/><\/p><p style=\"text-align: center;\"><a href=\"#ViewPollResults\" onclick=\"poll_result(1); return false;\" title=\"View Results Of This Poll\">View Results<\/a><\/p><\/div>\n\t<\/form>\n<\/div>\n<div id=\"polls-1-loading\" class=\"wp-polls-loading\"><img src=\"http:\/\/www.cawater-info.net\/all_about_water\/en\/wp-content\/plugins\/wp-polls\/images\/loading.gif\" width=\"16\" height=\"16\" alt=\"Loading ...\" title=\"Loading ...\" class=\"wp-polls-image colorbox-4620\" \/>&nbsp;Loading ...<\/div>\n<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The University of Technology, Lappeenranta (Finland) suggests using lower temperatures for wastewater treatment in the mining industry. The surface layer of ice is cleaner in crystallization. It can be melted and reused in the production process after filtration.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[4],"tags":[],"amp_enabled":true,"_links":{"self":[{"href":"http:\/\/www.cawater-info.net\/all_about_water\/en\/index.php?rest_route=\/wp\/v2\/posts\/4620"}],"collection":[{"href":"http:\/\/www.cawater-info.net\/all_about_water\/en\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cawater-info.net\/all_about_water\/en\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cawater-info.net\/all_about_water\/en\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cawater-info.net\/all_about_water\/en\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4620"}],"version-history":[{"count":1,"href":"http:\/\/www.cawater-info.net\/all_about_water\/en\/index.php?rest_route=\/wp\/v2\/posts\/4620\/revisions"}],"predecessor-version":[{"id":4622,"href":"http:\/\/www.cawater-info.net\/all_about_water\/en\/index.php?rest_route=\/wp\/v2\/posts\/4620\/revisions\/4622"}],"wp:attachment":[{"href":"http:\/\/www.cawater-info.net\/all_about_water\/en\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4620"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cawater-info.net\/all_about_water\/en\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4620"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cawater-info.net\/all_about_water\/en\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4620"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}