{"product_id":"magdeburg-hemisphere-rubber-8-cm-diameter","title":"Magdeburg Hemisphere, Rubber, 8 cm, Pair","description":"The Magdeburg Hemisphere is a modern take on the famous 17th century experiment. With the Magdeburg Hemisphere, you can demonstrate the force of air pressure without a vacuum pump. When the two cups are pressed together, the air is evacuated and a vacuum is created, separating the discs will be an interesting challenge for your students. This experiment is a classic in the field of teaching about vacuums. It comes as a pair of 2 discs, and includes instructions.","brand":"GSC International","offers":[{"title":"Default Title","offer_id":49507519824149,"sku":"GSC805","price":7.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/4897\/3845\/files\/805.jpg?v=1761839867","url":"https:\/\/unitedsupplycorp.com\/products\/magdeburg-hemisphere-rubber-8-cm-diameter","provider":"United Supply Corp.","version":"1.0","type":"link"}