It was used in such applications as electrical insulation for hotplate wiring and in building insulation. (religion.blogs.cnn.com)
Axons, the long projections of neural cells which form the nerves of our peripheral nervous system, are like electrical cables: they have thick electrical insulation so that they can quickly relay stimuli from the body and signals from the brain to a toe, for example. (sciencedaily.com)
The flex element designed into Zero - Max CD couplings provides electrical insulation while... (windsystemsmag.com)