A facsimile server connected to a mail server and a client over a network, and capable of sending and receiving an e-mail via the mail server. The method further includes identifying a threat from the captured image or images and identifying features surrounding the threat. In the region of a respective through-hole, an electrically conductive contact pad is provided on a side surface of the insulation layer. It is also common to use rigid PVC tubing, which possess a smoother bore with less resistance to create a pressure drop, on long runs where flexible polyethylene or similar tubing is then attached to the end of the PVC. within a reducing atmosphere furnace.