The enhanced properties and performances of PEN such as high heat stability, better mechanical properties, steam and ultraviolet resistance were recounted briefly.
The invention can absorb the redundant heat of finger and provide heat to the finger compared with the common pen, well on being used during hot day in summer and cool day in winter.
Heat up a ballpoint pen, a computer, an office sofa, electric wire, or any other object you might find in a high-rise and there comes a point when you can inhale it.