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Undergrad What is the Most Effective Angle for Blowing on Hot Coffee to Cool it Down?
My friends and I were curious as to what the best angle was to blow on coffee to cool it down (actually only the coffee near the surface cools, so that's where we measured) We did three trials each for 0°, 30°, 45°, 60°, 75°, and 90°.. all started around 88°C to 91°C measured every 30 seconds...- curiouscow393
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- Angle Coffee
- Replies: 12
- Forum: Thermodynamics