{"id":407,"date":"2007-03-29T08:58:05","date_gmt":"2007-03-29T08:58:05","guid":{"rendered":"http:\/\/www.jpyro.com\/wp\/?p=407"},"modified":"2008-06-12T07:02:16","modified_gmt":"2008-06-12T07:02:16","slug":"chapter-4-%e2%80%94-method-for-experiments-on-shell-burst-preparation-and-preliminary-calculations","status":"publish","type":"post","link":"https:\/\/www.jpyro.co.uk\/?p=407","title":{"rendered":"Chapter 4 \u2014 Method for Experiments on Shell Burst, Preparation and Preliminary Calculations"},"content":{"rendered":"<p align=\"left\"><strong>4.1. Experimental Method<\/strong><\/p>\n<p align=\"left\">Three types of bursting charge were prepared:<\/p>\n<p align=\"left\">a) potassium perchlorate<\/p>\n<p align=\"left\">b) black powder<\/p>\n<p align=\"left\">c) potassium chlorate<\/p>\n<p align=\"left\">The stars were made with potassium perchlorate as the oxidizer. Sample 5- and 6-inch chrysanthemum shells were prepared with these materials. The shells were reinforced by pasting them with Japanese or Kraft paper. The samples were ranked based on the number of paper layers.<\/p>\n<hr \/>\n<p><strong>Ref:<\/strong> Selected Pyrotechnic Publication of Dr. Takeo Shimizu, Part 4,&nbsp; pp 18-45<br \/> (Sh4_18)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>4.1. Experimental Method Three types of bursting charge were prepared: a) potassium perchlorate b) black powder c) potassium chlorate The stars were made with potassium perchlorate as the oxidizer. Sample 5- and 6-inch chrysanthemum shells were prepared with these materials. The shells were reinforced by pasting them with Japanese or Kraft paper. The samples were &hellip;<br \/><a href=\"https:\/\/www.jpyro.co.uk\/?p=407\" class=\"more-link pen_button pen_element_default pen_icon_arrow_double\">Continue reading <span class=\"screen-reader-text\">Chapter 4 \u2014 Method for Experiments on Shell Burst, Preparation and Preliminary Calculations<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[35,29],"tags":[],"_links":{"self":[{"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/407"}],"collection":[{"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=407"}],"version-history":[{"count":0,"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/407\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=407"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=407"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=407"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}