Uploaded December 2016 | Updated September 2026, 3 days ago

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Bubble Cap Trays feature a riser with a cap on top, allowing the vapor to flow through the rise and around the cap, coming into contact with the liquid as it flows across the tray. To learn more about Bubble Cap Trays and other distillation trays, please visit AIChE’s Distillation in Practice course, aiche.org/ela112