{"product_id":"ph0177","title":"Bell in Vacuum Experiment for Sound Wave Demonstrations","description":"\u003cp\u003eIllustrates that sound needs a medium to travel through a 10-inch acrylic bell jar with internal buzzer, rubber stopper, and lead plugs for pump-plate connection during evacuation.\u003c\/p\u003e","brand":"Eisco Labs","offers":[{"title":"Default Title","offer_id":1298791884,"sku":"PH0177","price":52.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/0623\/products\/rziji3u9u1p6w81q3w9i.jpg?v=1776557521","url":"https:\/\/www.thelabstockroom.com\/products\/ph0177","provider":"The Lab Stockroom","version":"1.0","type":"link"}