{"product_id":"crookes-radiometer","title":"Crookes Radiometer 22cm","description":"\u003cp\u003eLearn all about thermodynamics with the Crookes Radiometer.\u003c\/p\u003e\n\u003cp\u003eWhen exposed to light or heat, the vanes will spin!\u003c\/p\u003e\nIn 1873, chemist Sir William Crookes noticed that sunlight shining on his balance scale disturbed the chemical samples he was weighing. Investigation led to the invention of the Radiometer, an easy to use example of a heat engine!","brand":"Heebie Jeebies","offers":[{"title":"Default Title","offer_id":37638330777799,"sku":"HJ-HJ-6129","price":70.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0262\/5549\/1146\/products\/CrookesRadiometer02.jpg?v=1608046589","url":"https:\/\/www.brainspice.com.au\/products\/crookes-radiometer","provider":"Brain Spice","version":"1.0","type":"link"}