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What Is Directional Ice Freezing? (alcademics.com) 1 point by mhb on May 16, 2023 | past Experiments in Making Cocktail Ice (alcademics.com) 205 points by mhb on May 16, 2023 | past | 71 comments Directional freezing: a method for making clear ice (alcademics.com) 1 point by fanf2 on Aug 19, 2018 | past Perfectly Clear Ice Balls – A Clever Trick (alcademics.com) 2 points by sdfx on July 28, 2014 | past

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