Externally, the jollity of aged men has much in common with the mirth of children; the intellect, any more than a deep sense of humour, has little to do with the matter; it is, with both, a gleam that plays upon the surface, and imparts a sunny and cheery aspect alike to the green branch and grey, mouldering trunk.
1) Knob and tube wiring is two-stranded â with a hot wire and a neutral wire only â it uses no ground wire. There is absolutely no protection whatsoever when a fault occurs.
Knob & Tube Wiring is a single conductor, ungrounded system, where electricity is brought from a 60 amp service to different areas of the home by running copper wires, covered with a cloth and rubber insulation sheathing, through the walls, attic and floor spaces.