{"id":9179,"date":"2021-02-28T22:19:37","date_gmt":"2021-03-01T03:19:37","guid":{"rendered":"http:\/\/beersmith.com\/blog\/?p=9179"},"modified":"2021-02-28T22:19:39","modified_gmt":"2021-03-01T03:19:39","slug":"beer-foam-with-dr-charlie-bamforth-beersmith-podcast-231","status":"publish","type":"post","link":"https:\/\/beersmith.com\/blog\/2021\/02\/28\/beer-foam-with-dr-charlie-bamforth-beersmith-podcast-231\/","title":{"rendered":"Beer Foam with Dr Charlie Bamforth &#8211; BeerSmith Podcast #231"},"content":{"rendered":"<div style=\"float: right; margin-left: 10px;\"><a href=\"https:\/\/twitter.com\/share\" class=\"twitter-share-button\" data-via=\"beersmith\" data-count=\"vertical\" data-url=\"https:\/\/beersmith.com\/blog\/2021\/02\/28\/beer-foam-with-dr-charlie-bamforth-beersmith-podcast-231\/\">Tweet<\/a><\/div>\n<p class=\"wp-block-paragraph\">Dr Charlie Bamforth joins me this week to discuss foam and head retention in beer.<\/p> <div class=\"wp-block-image\"><figure class=\"alignright\"><img loading=\"lazy\" decoding=\"async\" width=\"200\" height=\"200\" src=\"https:\/\/beersmith.com\/blog\/wp-content\/uploads\/2014\/02\/PodNew200.png\" alt=\"\" class=\"wp-image-4522\" srcset=\"https:\/\/beersmith.com\/blog\/wp-content\/uploads\/2014\/02\/PodNew200.png 200w, https:\/\/beersmith.com\/blog\/wp-content\/uploads\/2014\/02\/PodNew200-150x150.png 150w\" sizes=\"auto, (max-width: 200px) 100vw, 200px\" \/><\/figure><\/div> <p class=\"wp-block-paragraph\"><strong>Subscribe on iTunes to <a href=\"https:\/\/itunes.apple.com\/us\/podcast\/beersmith-home-beer-brewing\/id398500515?mt=2\">Audio version <\/a>or <a href=\"https:\/\/itunes.apple.com\/us\/podcast\/beersmith-home-beer-brewing\/id824963861\">Video version<\/a> or <a href=\"https:\/\/open.spotify.com\/show\/7vwQRBi8HJBpePV3I7Dpj5\">Spotify <\/a>or <a href=\"https:\/\/playmusic.app.goo.gl\/?ibi=com.google.PlayMusic&amp;isi=691797987&amp;ius=googleplaymusic&amp;apn=com.google.android.music&amp;link=https:\/\/play.google.com\/music\/m\/Iphebe3merhgcijzboixy7t27ky?t%3DBeerSmith_Home_and_Beer_Brewing_Podcast%26pcampaignid%3DMKT-na-all-co-pr-mu-pod-16\">Google Play<\/a><\/strong><\/p> <p class=\"wp-block-paragraph\"><a href=\"https:\/\/traffic.libsyn.com\/secure\/beersmith\/BSHB-231-Bamforth-Foam.mp3\">Download the MP3 File<\/a>&#8211; Right Click and <strong>Save As<\/strong> to download this mp3 file.<\/p> <audio controls=\"\"> <source src=\"https:\/\/traffic.libsyn.com\/secure\/beersmith\/BSHB-231-Bamforth-Foam.mp3\" type=\"audio\/mpeg\"\/>\nYour browser does not support the audio element.\n<\/audio> <iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/_EN-RWOxORE\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\" width=\"560\" height=\"315\" frameborder=\"0\"><\/iframe> <h3 class=\"wp-block-heading\">Topics in This Week&#8217;s Episode (50:57)<\/h3> <ul class=\"wp-block-list\"><li>This week I welcome back Dr Charlie Bamforth, Professor Emeritus at the University of California at Davis. Charlie specializes in the study of the wholesomeness of beer including beer perception, polyphenols, foam stability, oxidation and flavor stability.<\/li><li>We start by discussing how Charlie got the name &#8220;The Pope of Foam&#8221;<\/li><li>We have a brief discussion on carbonation levels, how they are measured and how they vary for different styles of beer.<\/li><li>Charlie explains what the bubbles in beer foam are composed of and how their stability is important.<\/li><li>We talk about nucleation and the size of bubbles in relation to their long term stability.<\/li><li>Charlie explains the key ingredients in beer, specifically malt and hops and how they provide the building blocks for foam stability.<\/li><li>We discuss the brewing process and how you can choose mash temperature to maximize foam.<\/li><li>Finally we talk about glasses, glass shape and the very important process of serving beer.<\/li><li>Charlie provides his closing thoughts.<\/li><\/ul> <h3 class=\"wp-block-heading\">Sponsors<\/h3> <ul class=\"wp-block-list\"><li>Thank you to our sponsor <a href=\"http:\/\/beerandbrewing.com\">Craft Beer and Brewing Magazine<\/a> for sponsoring this episode. I encourage you to subscribe to their great magazine!<\/li><li>And also <a href=\"http:\/\/anvilbrewing.com\">Anvil Brewing Equipment<\/a>. Anvil is a new line of kettles, burners and accessories from John Blichmann at <a href=\"http:\/\/blichmannengineering.com\">Blichmann Engineering<\/a>. They make top quality brewing equipment built to last a lifetime.<\/li><li>Also check out <a href=\"http:\/\/beersmith.com\">BeerSmith<\/a>, <a href=\"http:\/\/beersmith.com\/mobile\">BeerSmith Mobile software<\/a> and the <a href=\"http:\/\/beersmith.com\/dvd\">new DVDs John Palmer and I filmed<\/a> &#8211; How to Brew with Malt Extract and How to Brew All Grain are available now. You can <a href=\"https:\/\/beersmith.com\/blog\/subscribe\/\">subscribe to the BeerSmith newsletter<\/a> for free to get some great articles on home brewing.<\/li><\/ul> <p class=\"wp-block-paragraph\">Thanks to Dr Charlie Bamforth for appearing on the show and also to you for listening!<br \/><strong>iTunes Announcements<\/strong>: I launched a new <a href=\"https:\/\/itunes.apple.com\/us\/podcast\/beersmith-home-beer-brewing\/id824963861\">video channel for the BeerSmith podcast on iTunes<\/a>, so subscribe now! At the moment it will only feature the new widescreen episodes (#75 and up). Older episodes are available on my revamped <a href=\"http:\/\/youtube.com\/mrbeersmith\">Youtube channel<\/a>. Also all of my <a href=\"http:\/\/itunes.apple.com\/podcast\/beersmith-home-brewing-blog\/id398500515\">audio episodes are on iTunes<\/a> now &#8211; so grab the older episodes if you missed any.<\/p> <h3 class=\"wp-block-heading\">Thoughts on the Podcast?<\/h3> <p class=\"wp-block-paragraph\">Leave me a comment below or visit our <a href=\"http:\/\/beersmith.com\/forum\">discussion forum<\/a> to leave a comment in the podcast section there.<\/p> <h3 class=\"wp-block-heading\">Subscribe to the Podcast on iTunes or BeerSmith Radio<\/h3> <p class=\"wp-block-paragraph\">You can listen to all of my podcast episodes streaming live around the clock on our <a href=\"http:\/\/BeerSmith.com\/Radio\">BeerSmith Radio<\/a> online radio station! You can also subscribe to the audio or video using the iTunes links below, or the feed address<\/p> <ul class=\"wp-block-list\"><li><strong>Audio feed on iTunes &#8211; <\/strong><a href=\"http:\/\/itunes.apple.com\/podcast\/beersmith-home-brewing-blog\/id398500515\"><\/a> (direct: <a href=\"http:\/\/beersmith.com\/content\/feed\/podcast\"><strong>http:\/\/beersmith.com\/content\/feed\/podcast<\/strong><\/a>)<\/li><li>Video feed on iTunes &#8211; <a href=\"https:\/\/itunes.apple.com\/us\/podcast\/beersmith-home-beer-brewing\/id824963861\"><\/a> (direct: <strong><a href=\"http:\/\/beersmith.com\/tv\/category\/podcast\/feed\/\">http:\/\/beersmith.com\/tv\/category\/podcast\/feed\/<\/a><\/strong> )<\/li><li><strong>Audio podcast <a href=\"https:\/\/podcasts.google.com\/?feed=aHR0cDovL2JlZXJzbWl0aC5jb20vY29udGVudC9mZWVkL3BvZGNhc3Qv&amp;hl=en\">on Google Play here<\/a><\/strong><\/li><\/ul> <p class=\"wp-block-paragraph\">And finally, don&#8217;t forget to subscribe to the blog and <a href=\"https:\/\/beersmith.com\/blog\/subscribe\">my newsletter<\/a> (or use the links in the sidebar) \u2013 to get free weekly articles on home brewing.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tweet Dr Charlie Bamforth joins me this week to discuss foam and head retention in beer. Subscribe on iTunes to [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":4522,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[290,6,438],"tags":[12,415,39,29,634],"class_list":["post-9179","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-podcast","category-homebrewing","category-videos-2","tag-brewing","tag-foam","tag-head","tag-hops","tag-stability"],"spectra_custom_meta":{"_edit_lock":["1615924637:2"],"_edit_last":["2"],"_thumbnail_id":["4522"],"thesis_thumb_width":["66"],"thesis_thumb_height":["66"],"enclosure":["https:\/\/traffic.libsyn.com\/secure\/beersmith\/BSHB-231-Bamforth-Foam.mp3\n0\naudio\/mpeg\n"],"rp4wp_auto_linked":["1"],"_uag_css_file_name":["uag-css-9179.css"],"_uag_page_assets":["a:9:{s:3:\"css\";s:0:\"\";s:2:\"js\";s:0:\"\";s:18:\"current_block_list\";a:5:{i:0;s:14:\"core\/paragraph\";i:1;s:10:\"core\/image\";i:2;s:9:\"core\/html\";i:3;s:12:\"core\/heading\";i:4;s:9:\"core\/list\";}s:8:\"uag_flag\";b:0;s:11:\"uag_version\";s:10:\"1781209591\";s:6:\"gfonts\";a:0:{}s:10:\"gfonts_url\";s:0:\"\";s:12:\"gfonts_files\";a:0:{}s:14:\"uag_faq_layout\";b:0;}"]},"uagb_featured_image_src":{"full":["https:\/\/beersmith.com\/blog\/wp-content\/uploads\/2014\/02\/PodNew200.png",200,200,false],"thumbnail":["https:\/\/beersmith.com\/blog\/wp-content\/uploads\/2014\/02\/PodNew200-150x150.png",150,150,true],"medium":["https:\/\/beersmith.com\/blog\/wp-content\/uploads\/2014\/02\/PodNew200.png",200,200,false],"medium_large":["https:\/\/beersmith.com\/blog\/wp-content\/uploads\/2014\/02\/PodNew200.png",200,200,false],"large":["https:\/\/beersmith.com\/blog\/wp-content\/uploads\/2014\/02\/PodNew200.png",200,200,false],"1536x1536":["https:\/\/beersmith.com\/blog\/wp-content\/uploads\/2014\/02\/PodNew200.png",200,200,false],"2048x2048":["https:\/\/beersmith.com\/blog\/wp-content\/uploads\/2014\/02\/PodNew200.png",200,200,false]},"uagb_author_info":{"display_name":"Brad Smith","author_link":"https:\/\/beersmith.com\/blog\/author\/beersmith\/"},"uagb_comment_info":2,"uagb_excerpt":"Tweet Dr Charlie Bamforth joins me this week to discuss foam and head retention in beer. 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