This is a demonstration of drying water droplets on a black-dyed aluminum heat sink using the Carbon Line Heater.
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Related page:
Water droplet drying of pure copper heat sink 
Water droplet drying of small aluminum pieces 
Water droplet drying of t1 aluminum plated steel plate 
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Water droplet drying of mirror surface of aluminum foil 
Water droplet drying of t1 aluminum plate 
Water droplet drying of heat-resistant glass 
Water droplet drying of tin cup