This is a demonstration of drying water droplets on a magnet sheet using the Carbon Line Heater.
Please check the following site for more information.
Related page:
Water droplet drying of NBR (nitrile rubber) sheet 
Water droplet drying of t1 aluminum plated steel plate 
Water droplet drying of tin cup 
Water droplet drying of silver cup 
Water droplet drying of gold cup 
Water droplet drying of Bare board 
Water droplet drying of t1 brass plate 
Water droplet drying of PTFE