> A good soldering rest for boards under construction, is the white > square pad > sold in jewelry making supply shops for jewelry soldering. It is a heat > resistant, light material, but does not seem to be a plastic. I use a pad of silicone rubber. Soldering temperatures don't burn it, it is insulating, an d it si relatively soft (low durometer). Probably similar to the jewelery pad. Great stuff! 72, Lyle KK7P