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Edgless brownies are one of those questions that has lived rent free in my head so I decided to just build it.

Sources used in video:
Plot of acoustic levitation: Cancino-Jaque E, Meneses-Diaz J, Vargas-Hernández Y, Gaete-Garretón L. On the dynamics of a big drop in acoustic levitation. Ultrason Sonochem. 2023 Dec;101:106705. doi: 10.1016/j.ultsonch.2023.106705. Epub 2023 Nov 24. PMID: 38029567; PMCID: PMC10716583.
Batter thermal conductivity: Burand, Tony; Tetzlaff, Michael; and Smith, Jacob (2013) "Cooking Up the Optimal Baking Algorithm,"
Colloquy Undergraduate Research Journal: Vol. 1, Article 6.
Available at: https://spark.bethel.edu/colloquy/vol...
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