{"product_id":"chimella-the-hot-chocolate-bell-mug","title":"Chimella, the Hot-Chocolate Bell Mug","description":"\u003cp\u003eHot chocolate effect: tapping pitch rises as bubbles leave, because bubbles lower the sound speed.\u003c\/p\u003e\n\u003cp\u003eThe joke: Rising pitch reveals bubble physics. The slogan on the mug reads \u003cstrong\u003eTAP THE MUG. HEAR THE BUBBLES LEAVE.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSource: F. S. Crawford, Am. J. Phys. 50, 398 (1982).\u003c\/p\u003e","brand":"Printify","offers":[{"title":"11oz","offer_id":50976271335527,"sku":"11404377299115574127","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/8746\/9159\/files\/17174499427421337795_2048.jpg?v=1793683725","url":"https:\/\/pixelatedphysics.com\/pl\/products\/chimella-the-hot-chocolate-bell-mug","provider":"Pixelated Physics","version":"1.0","type":"link"}