{"product_id":"voidcask-the-vacuum-flask-guardian-mug","title":"Voidcask, the Vacuum-Flask Guardian Mug","description":"\u003cp\u003eA vacuum flask suppresses conduction and convection with a vacuum gap; silvering reduces radiation.\u003c\/p\u003e\n\u003cp\u003eThe joke: Vacuum as the ultimate insulator. The slogan on the mug reads \u003cstrong\u003eINSULATED BY NOTHING. LITERALLY.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSource: J. Dewar, \"The vacuum-jacketed vessel\", Proc. Roy. Inst. Gt. Brit. 14, 1–14 (vol. 1893–95); flask made 1892, first shown at the Royal Institution 25 Dec 1892.\u003c\/p\u003e","brand":"Printify","offers":[{"title":"11oz","offer_id":50978179055719,"sku":"25325984078704395057","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/8746\/9159\/files\/213759046050730550_2048.jpg?v=1793684278","url":"https:\/\/pixelatedphysics.com\/es\/products\/voidcask-the-vacuum-flask-guardian-mug","provider":"Pixelated Physics","version":"1.0","type":"link"}