{"version":1,"type":"rich","provider_name":"Libsyn","provider_url":"https:\/\/www.libsyn.com","height":90,"width":600,"title":"Pyrotechnics: The History and Art of Firework Making, Part 4","description":"Let\u2019s celebrate the sparkliest time of the year with more from this detailed guide to fireworks. This time, rules about their manufacture, the lackadaisical habits and accidents that led to those rules, good factory design, and why mixing potash and sulfur is\u2026not a good idea. Boom! &amp;nbsp; Help us stay ad-free and 100% listener-supported! Patreon: https:\/\/www.patreon.com\/boringbookspod Buy Me a Coffee: https:\/\/www.buymeacoffee.com\/d5kcMsW &amp;nbsp; Read \u201cPyrotechnics: The History &amp;amp; Art of Firework Making\u201d at Project Gutenberg: https:\/\/www.gutenberg.org\/ebooks\/64922 &amp;nbsp; Music: &quot;Peace\u201d by Lee Rosevere, licensed under CC BY,&amp;nbsp;https:\/\/leerosevere.bandcamp.com &amp;nbsp; If you'd like to suggest a copyright-free reading for soft-spoken relaxation to help you overcome insomnia, anxiety and other sleep issues, connect on our website,&amp;nbsp;https:\/\/www.boringbookspod.com. ","author_name":"Boring Books for Bedtime Readings to Help You Sleep","author_url":"https:\/\/www.boringbookspod.com\/","html":"<iframe title=\"Libsyn Player\" style=\"border: none\" src=\"\/\/html5-player.libsyn.com\/embed\/episode\/id\/41961045\/height\/90\/theme\/custom\/thumbnail\/yes\/direction\/forward\/render-playlist\/no\/custom-color\/88AA3C\/\" height=\"90\" width=\"600\" scrolling=\"no\"  allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen><\/iframe>","thumbnail_url":"https:\/\/assets.libsyn.com\/secure\/item\/41961045"}