{"version":"https://jsonfeed.org/version/1","title":"Secret Ceramic","home_page_url":"https://secretceramic.com","description":"Secret Ceramic","author":{"name":"Secret Ceramic"},"items":[{"id":"https://secretceramic.com/blog/f/brought-to-you-by-biblically-accurate-angels","html_content":"<img src=\"https://img1.wsimg.com/isteam/ip/d5560245-4bf2-4e98-97a0-fdb72c40dffc/SpongeDiver-d55ee6e.jpg\"/><p>The sources of silica used in cement, clay, and glazes come from the skeletons of some of the world's most primitive creatures, including radiolarians and sea sponges. Pretty cool! But there's more.</p>","url":"https://secretceramic.com/blog/f/brought-to-you-by-biblically-accurate-angels","title":"Brought to you by: biblically accurate angels","summary":"The sources of silica used in cement, clay, and glazes come from the skeletons of some of the world's most primitive creatures, including radiolarians and sea sponges. Pretty cool! But there's more.","date_modified":"2026-07-15T17:23:40Z"}]}